Concept:Gender stereotyping means assigning fixed roles and behaviors to individuals based on their sex. Parents often reinforce these social norms during childhood.Explanation:Parents assist in gender stereotyping by intentionally or unintentionally pushing their children to follow traditional gender roles. For instance, they may expect boys to be strong and girls to be caring. This direct guidance shapes how children view their own gender identity and limits their choices. The other options describe influences from peer groups, schools, or school types, but these are not directly linked to parental actions. The question specifically asks about the role of parents, and the clearest answer is that they enforce traditional expectations. By doing so, they help maintain stereotypes in society.Answer:Option D: Parents force children to follow traditional gender roles.