Read the following diary entry, then answer the question that follows:

Dear Diary,
I can't believe it! Yesterday, we finished choreographing the perfect routine for the talent contest. Today, I find out that Becky has shared all of our moves with the team we were competing against. That Benedict Arnold even gave them a copy of our customized music mix.

This diary entry alludes to a Benedict Arnold. This historical allusion indicates that the writer of the diary thinks Becky is a (5 points)

Group of answer choices

cheater

friend

contact

traitor