Question

What was one reason japan attacked the u.s naval base at pearl harbor?

a. the u.s strategy of island hopping had disturbed pacific trade routes

b. the japanese naval fleet had been defeated at the battle of midway

c. japanese americans had been relocated to internment camps

d. u.s trade sanctions had caused shortages of oil gas and rubber

Answer 1

U.S. trade sanctions had caused shortages of oil, gas, and rubber is your answer!