Counterculture
Refers to cultural patterns or groups with expectations and values that contrast sharply with the dominant values of a particular society.
I'd say A?
The main idea is the sum of the plot, basically. So you should ask, "What is the most important thing happening?"
In "The Incredibles", the Main Idea is that family takes care of family.
In "Unwind", the Main Idea is that all lives have value.
In most children's shows, the Main Idea is teamwork or friendship makes people stronger.
