Researchers Interested in the Effects of a Drug on an Awake

Multiple Choice

 Researchers interested in the effects of a drug on an awake, freely moving animal are most likely to

A) use surgically implanted micropipettes to administer precise amounts of the drug directly to the brain.
B) use microdialysis.
C) allow the animal to inhale, eat, or chew substances that contain precise amounts of the drug.
D) sample the chemicals that are active in a precise location in the brain.