Foxes Often Cache Excess Food by Burying It in the Ground.A

Multiple Choice

Foxes often cache excess food by burying it in the ground.A researcher rears in isolation a fox cub from birth; the cub has no access to dirt for digging.Once the fox is an adult, the researcher moves the fox to an outdoor enclosure.The researcher presents the fox with excess food to see if it will bury the food.This type of study is called a(n) _______ experiment, and it was used by _______ to demonstrate the _______.

A) knockout; ethologists; role of learning in behavior
B) isolation; behaviorists; genetic determination of a behavior
C) deprivation; behaviorists; development of a behavior
D) deprivation; ethologists; genetic determination of a behavior
E) isolation; behavioral ecologists; cost and benefits of a behavior