An employer cannot generally prohibit an employee from pursuing further education. In fact, many employers encourage their employees to continue their education and may even offer tuition assistance or flexible work schedules to accommodate their studies. Prohibiting further education could be seen as a violation of an employee's rights and could also hinder their professional development, which ultimately benefits the employer as well. However, there may be some exceptions in certain industries or specific job roles where further education could conflict with the employer's needs, but these would be rare and would need to be clearly justified. **

Yes, the school can prohibit artificial nails in physical education class for safety reasons. Artificial nails can pose a risk during physical activities as they can break or come off, potentially causing injury to oneself or others. Additionally, artificial nails can harbor bacteria and germs, increasing the risk of infection. Therefore, the school's decision to prohibit artificial nails in physical education class is likely to ensure the safety and well-being of all students participating in the activities. **

Parents have the authority to set rules and guidelines for their children's clothing choices, including prohibiting thongs if they feel it is inappropriate for their child's age or the situation. However, it is important for parents to have open communication with their children about the reasons behind their decisions and to consider their child's feelings and opinions. Ultimately, the decision to prohibit thongs should be made in a way that fosters a healthy and respectful relationship between parents and their children. **

China prohibits a wide range of activities and behaviors, including political dissent, independent media, and certain religious practices. The government also heavily censors the internet and restricts access to foreign websites and social media platforms. Additionally, China has strict regulations on foreign investment and ownership in certain industries, and prohibits the formation of independent labor unions. Overall, China's prohibitions are aimed at maintaining social and political control, as well as protecting domestic industries and interests. **

Sweden has not officially prohibited cash, but it has been moving towards a cashless society. Many businesses and services in Sweden, including public transportation, prefer electronic payments and some have even stopped accepting cash altogether. This trend has been driven by the convenience and efficiency of electronic payments, as well as concerns about the spread of germs through physical currency. However, there are still some places in Sweden where cash is accepted, and the government has emphasized the importance of ensuring that cash remains a viable payment option for those who prefer or rely on it. **

The boss can prohibit a shortening of the training if they believe that the full duration is necessary for employees to gain the required skills and knowledge. However, it is important for the boss to consider the reasons behind the request for a shorter training period and assess whether the same learning outcomes can be achieved in a more efficient manner. Ultimately, the decision should be made in the best interest of both the employees and the company's goals. **

Legally, a mother cannot prohibit her child from pursuing a career as a bricklayer if the child is of legal age and capable of making their own decisions. Once a person reaches the age of majority, typically 18 years old, they have the right to choose their own career path. However, it is important for the mother to have open communication with her child and express any concerns she may have about their chosen career to ensure they make an informed decision. **

In general, a roommate cannot outright prohibit visitors from entering the shared living space unless it is explicitly stated in the lease agreement or rental agreement. However, roommates should communicate and come to a mutual agreement on visitor policies to ensure everyone's comfort and safety. It is important to respect each other's boundaries and preferences when it comes to having guests over. **