PLEASE HELP The law of BLANK says that the more you do something, the
harder it is to keep doing it. Therefore, the returns for doing it diminish.

CHOICES : diminishing utility and diminishing returns

Which of the following developments during the 1780s produced the strongest calls for a new national constitution and government? a.disrespect and abuse toward americans by foreign powersb.political disputes between tories and whigsc.economic chaos in the nationod.failure of states to cooperate with congress