Hi please hurry According to the overuse of resources theory, what caused the fall of the Kingdom of Kush?

a. Poor agricultural techniques led to the sudden collapse of the civilization.
b. Kush ites traded away all their gold, leaving them nothing valuable to trade.
c. The destruction of its gold and iron mines left the kingdom open to conquest.
d. The destruction of its forests and environment led to the collapse of the civilization.

Why was the taiping rebellion significant

What was true about sharecropping? a. landowner provided free tools and seeds. b. workers could leave the land if they failed to make money. c. landowners often took advantage of workers. d. workers received ownership of the land they farmed after a set number of years.

President nixon resigned from office in 1974 after he was informed that the senate would impeach him, as allowed in the constitution, for his actions in the watergate scandal. one of the key reasons that nixon’s actions became public was a) the freedom of press guaranteed by the first amendment. b) the right to confront witnesses as guaranteed by the sixth amendment. c) the limitation of judicial powers as defined in article 3 of the constitution. d) the prohibition against illegal search and seizure as guaranteed by the fourth amendment.