In which of the following areas did intensive agriculture first emerge in China? Check all that apply. The Yellow River Valley
The high plateau of Tibet
The Yangzi River Valley
The steppe lands of Mongolia

Why did the crew of the zong ship throw some captive africans overboard? a. there was not enough space in the ship. b. the captives’ deaths were covered by insurance. c. the ship did not have adequate food. d. the ship did not have sufficient crew to care for the sick captives. e. the african captives rebelled against the crew.