Im learning this right now and I think its either a or c. Sorry if im wrong
Answer:
They used this Mandate to justify their overthrow of the Shang, and their subsequent rule.
Explanation:
HOW FARMERS<span> ARE AFFECTED BY </span>TRANSPORTATION<span> ... seaports grew in population and wealth, with an attendant </span>increase<span> in .... of </span>transportation<span>. This </span>does<span> not mean ..... horizontal percentage </span>advances<span>, such as the one proposed in the.</span>