I think it is a noun phrase, and not appositive.
Probably D (Tamara) because she is the one that will be competing with randy for winning
The author used DETAILED DESCRIPTION to create compelling characters in the passage given above.
From the passage given above, it can be seen that the author took his time to describe the characters and the settings in details. This gives the readers the opportunity to mentally picture the characters and the settings in the story.
Answer: washing our car
Explanation: because you dont need to always have a clean car so it wouldn't necessarily matter.