Dr. Garcia is known for his difficult pop quizzes. Immediately before he springs a pop quiz on his students, he typically goes to the classroom door and closes it, and his students begin to feel anxious and tense. Students soon learn to anticipate a pop quiz and feel anxious whenever Dr. Garcia closes the classroom door. Closing the door has become a(n): .
a) conditioned stimulus
b) unconditioned stimulus
c) unconditioned response
d) conditioned response

The answer is A

Explanation:

A stimulus is something that causes people to respond in a certain way. In this case the stimulus causes the students to feel anxious. This is a conditioned stimulus because the students have been conditioned to expect a pop quiz every time the teacher closes the door.

a punishment or the threat of punishment used to enforce conformity. enforcement of norms or shared rules of conduct that tell people how to act in specific situations. social control. not everyone internalizes all of society's norms, and some people must be motivated by self-fulfillment.

the economic difference between the three colonial regions. shipbuilding, whaling, fishing, and trapping where also main factors to the economy. the southern regional colonies economy was based on sugarcane, rice, cotton, tobacco, and indigo.