I NEED HELP WITH 3,4,5,6 PLS

Market, planned, and mixed are three basic types of imperialism fascism economic systems political organizations © ask for next question

Aresult of japan’s attack on pearl harbor was? a the us formed a pact with indochina against japan. b the us formed a pact with germany against japan. c thousands of americans died, and the us declared war. d thousands of japanese people died, and japan declared war.

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.