Answer:
A mock review is a pre-submission grant review. The goal of the mock review (and reviewers) is to provide comments on a proposal.
I think its D, because she is keeping track of data and observing things which should be enough information for her to know what she is going to be surrounded by.
The answer is would have to be B!
In America, the picture on the right is called a baseball cap and the picture on the left is called a hat. However, I personally call them both hats. In your situation, it sounds like they are referring to the picture on the right.
I hope this helps.