Answer:
D!
Explanation: Jefferson was unsure whether the Constitution gave him the right to purchase this much land. At the time, Jefferson was known for his insistence of the stricter interpretation of the Constitution, thus following it word for word.
Menes was a pharaoh of the Early Dynastic Period of ancient Egypt (first king of Egypt) who is thought to have united Upper and Lower Egypt through conquest and founded both the First Dynasty and the great city of Memphis
The answer is neutral stimulus; conditioned stimulus. A neutral
stimulus is a spur which originally makes no exact answer
except concentrating responsiveness. In classical conditioning,
when put together with an unconditioned stimulus, the neutral
stimulus turn out to be a conditioned stimulus.