Which of the Following Is an Example of Brainstorming

Multiple Choice

Which of the following is an example of brainstorming?

A) Art goes to social events because Gina requests his presences.
B) Owen and Stephanie carefully provide feedback to each other and develop empathic listening skills.
C) Tom and Jessica assert their own opinions into the conversation in an effort to "one up" the other.
D) Sam and Rachel designate a half hour to come up with many solutions to how they will work the holidays with both families.