Most likely for medical purposes or food
The action during the 1930s heightened the tensions between Japan and the United states is the Japan invaded Chinese Territory.
Between 1937 and 1941,escalating conflict between China and Japan influenced U.S relations with both nations, and ultimately contributed to pushing the United states toward Full-scale war with Japan and Germany.
Maize was native in the new world
The correct answer is B. Each had developed written languages that have been deciphered by modern linguist.
This is the statement that is false, because the Harappan writings are still not deciphered by the modern linguist. There's even a theory that it might not even be an actual writing system.