I think it is b because i know all other sources can be a freshwater ecosystem and swamps have a freshwater and salt water kinds so ya
D. Because Martin Luther King never ran for president, The Lincoln Memorial Was built in 1922, and Negro slaves were already freed because of the thirteenth amendment
If you are talking about the United States during World War I OR World War II, here is your answer.
The US federal government took over significant control of private corporations during wartime. The government forced many businesses to switch from their normal operations in order to produce goods for the war effort. For example, during World War II, companies like Ford switched from making cars to things like tanks and ammunition. This type of government intervention would ensure the US was completely prepared for the war.
Answer:
The conquest by the Mughal Empire.
Explanation:
Prior to the Mughal Empire there was (some) Islamic states in India (twelve century). The majority of Indian Muslims were Arabic conquerors.