21. A
22. C
23. D ; today there is no land mass that connects Asia and North America
The correct answer is a pocket veto.
The Constitution gives the President ten days to respond to legislation. If the legislation is presented at the end of a legislative term, the executive can hold the legislation until the expiration of the term forcing the legislation to expire.
Answer: Higher order conditioning
Explanation:
Higher order conditioning refers to a situation in which a stimulus that was previously neutral is paired with a conditioned stimulus. Katherine's dog made use of higher order conditioning.
I believe it is two-factor theory of emotion.