A. <span>The conquest of Constantinople, the famous capital of the Byzantine.</span>
B. Trail of tears
From 1831-1850 Native Americans were forced, by the government, from their ancestral homelands in the Southeastern US to to designated areas in the Western plains. Many of the Native Americans died on the journey from starvation, disease and exposure. Some of the tribes forced to relocate were the Seminole, Cherokee, Chickasaw and Ponca.
<span>Sometimes a president decides to do nothing.</span>
<span>He may decide neither to sign nor veto a bill. </span>
One situation that would definitely NOT lead to an increase in productivity is
D. an increase in the cost of factors of production .
An increase in the cost of production would rather lead to a decrease in productivity - it would make the production more difficult.