At what point did Hoover decide to take military action against the “Bonus Army”?

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.

Where did people have to work with great organization to be successful at farming? a. on the yellow river basin c. on the hangzhou bay b. on the yangzi river basin d. on the hubei basin

Which is one factor that contributed to the rise of sikhism? a. the spread of christianity into india b. opposition to the hindu caste system c. objections to the five pillars of islam d. a return to polytheistic religion