Which scenario is an example of a character vs. society conflict?

I found these answers that correspond to the same question 

A. A man falls into the bushes while walking through a public park.

B. A tiny cat defends her newborn kittens from a group of large, angry
dogs.C. A boy takes his sail boat to a nearby stream and loses it in the current.

D. A purple-haired girl is sent to the principal’s office for violating the school’s dress code.

The correct answer is D.
D. A purple-haired girl is sent to the principal’s office for violating the school’s dress code.