Annabel Is Working on a Very Difficult Paper for Her

Multiple Choice

Annabel is working on a very difficult paper for her psychology class.Given what you know about the effect of the mere presence of others on performance,where should Annabel work on the paper to make the best progress?

A) in the library, at a table with other people studying
B) alone in her room or in a private library carrel
C) in her room with her two roommates
D) in the library, with other people working on the same paper