A Mongoose Lemur Sees Two Halves of a Grape Put

Multiple Choice

A mongoose lemur sees two halves of a grape put into a bucket. He is then allowed to retrieve the halves of the grape from the bucket. If he retrieves a whole grape from the bucket instead, the lemur will:

A) continue searching for the two half grapes.
B) continue searching for another whole grape.
C) stop searching because he cannot tell the difference between numbers of items.
D) stop searching because the correct volume of food was found.