Which of the Following Statements Is NOT an Example of Deindividuation

Which of the following statements is NOT an example of deindividuation?

A) Someone doing something they would normally not because they're in a crowd.
B) Someone losing their feeling of individuality in a crowd.
C) Someone who is normally reserved becoming loud and talkative to match the energy of the crowd they're in.
D) Someone who is normally socially anxious becoming increasingly so in a crowd.