Applause is a secondary reinforcer because . A.
the subject must link two behaviors to receive it
B.
the subject’s behavior is naturally reinforced by it
C.
the subject has learned to be reinforced by it
D.
the subject earns it only after exceptional behavior

Option C. is correct

Explanation:

Money is an of secondary reinforcement. Money can be used acquire primary reinforcers (food, clothing, and shelter). Another name for Secondary reinforcement is conditioned reinforcement.

Applause is a secondary reinforcer because the subject has learned to be reinforced by it.

Option C. is correct

C

Explanation:

two jet streams that directly affect the formation of weather in the continental part are a polar jet and a subtropical jet. they are responsible for the transportation of weather systems, which directly affect people. the polar front is the boundary between cold air from the north pole and warmer equatorial air. both the polar jet and the subtropical jet blow from the west to the east, and follow the boundary between cold and warm air.

the strongest jet streams are polar jets, while subtropical jets are somewhat weaker.

the right answer is c. the polar jet stream is generaly stronger than the subtropical jet stream.