Answer:
The answer is A : States had the power to refuse to enforce federal laws.
Better Technological advancements. Boats how there were two types of sails and also the invention of the compass and the astrolobe. Hope it helps.
Five Motives<span> for </span>Imperialism<span>. Various </span>motives<span> prompt empires to seek to expand their rule over other countries or territories. These include economic, exploratory, ethnocentric, political, and religious </span>motives<span>.</span>