The correct answer is "political leaders", or other elitist groups who lead a revolution including the population which they dominate.
There were several major factors that led to stalemate in the trenches, but the best options from the list are "Defensive weapons were better than offensive ones.
<span>and Trenches were designed for defense."</span>
Roosevelt<span> broadcast his ... To </span>change the economy in 1937<span>, </span>President Roosevelt<span>. cut funds for relief projects .... Women who remained at home contributed to the American War </span>effort<span> by. planting Victory ...</span>