If a Forager Spends Time Feeding in One of Several

If a forager spends time feeding in one of several patches, and can move from patch to patch,

A) It should stay in the patch until all the resource is exhausted and then travel to the nearest patch
B) It should know the number of patches and stay in the patch less time if there are more patches
C) It should stay longer in a patch if the travel time to another patch is increased
D) It should stay less time in a patch if the food in the next patch is going to be a long trip