The Graph Below Shows the Number of Birds at a Bird

Multiple Choice

The graph below shows the number of birds at a bird feeder as a function of time.

What event most likely occurred during interval E?

A) A cat chases all the birds away.
B) Birds are coming back after being chased away by a cat.
C) The feeder is full of birds and there is no room for more.
D) The feeder was still empty from the previous day.