Answer :
All sentences except one are focused on the art exhibit. :) good luck
Answer: B) All sentences except one are focused on the art exhibit.
Explanation: In the given paragraph, we can see that all sentence except one are focused on the art exhibit, the one that isn't is the first sentence "On Saturday, I went to the Museum of Modern Art with my parents" all the other sentences describe the theme, the audiovisual presentation, and what they did after the exhibit, so the correct answer is the corresponding to option B.