Answer:
Explanation:
The efforts of both soldiers and factory workers were vital to the Allied war effort.
Many more people served in the military than worked on the home front.
Explanation:
A.It led to humans eating more varied diets.
The correct answer was 3) sugar and tobacco. Other products were cocoa and cotton. The plantations mostly focused on the plants that are very word-demanding, while for example potatoes are less demanding and were brought to be cultivated in Europe by Europeans instead.