The correct option is the number 3
From the beginning of the war, and despite the policy of isolationism, the USA helped England with armaments, food and financial assistance. When the country entered the war all its industry changed as well as its society and lifestyle. Young men went to war and women took their places in working life. The industry transformed completely and went from producing consumer goods to producing armaments and military supplies to face the great war.
I would go with the last option.
True
In port cities everywhere, the Black Death began to strike. In Venice, 100,000 people died in total, with as many as 600 dying every day at the peak of the outbreak. In 1347, the disease worked its way to France and Paris lost an estimated 50,000 people.
hope this helps