Final answer:
Sociologists may examine situations related to sex education within the framework of family discussions, school sex education classes, and healthcare decisions such as vaccination to understand how institutions impact education and socialization concerning sexuality.
Step-by-step explanation:
When sociologists study the intersection of institutional arenas with the process of sex education, they are looking at how different societal factors influence educational practices and outcomes. The bolded phrases that represent situations in which sociologists may study these intersections are:
- (a) Young people often first learn about sex from their family members in "the talk" with parents or other trusted adults.
- (c) When schools offer sex education classes, parents may elect not to have their children participate, or they may discuss their preferences with school officials.
- (d) However, some parents prefer not to have their teens vaccinated, going against doctors' recommendations.
These scenarios involve various social institutions such as the family, schools, and healthcare, highlighting how they contribute to the socialization and education of youth regarding sexuality and related health topics.