Which of the Following Is NOT Associated with Spatial Learning

Which of the following is NOT associated with spatial learning and foraging in honeybees?

A) Honeybees do not fly directly to the food source when first leaving the hive.
B) Orientation flights begin at three weeks of age and no sooner.
C) Younger bees remain at the nest while older bees conduct foraging flights.
D) Mushroom bodies of foragers are smaller than mushroom bodies of nonforagers.
E) Changes in mushroom body size represents one proximate mechanism for spatial learning in honeybees.