Canals, Reservoirs, Dams
(I’m not 100% sure, but though they used flooding to their advantage it wasn’t a form of water control)
Answer:
D. <em>the creation of mandates to manage certain territories</em>
Answer:
Black Migration; African Americans
Explanation:
No one is actually black. Use Nigerian, or African American, or Zimbabwean, etc.
Hope this helps
It had to do with religious freedom