Why did the U.S. get upset with the Japanese in the 1930s ?

Japan's surprise attack on Pearl Harbor would drive the United States out of isolation and into World War II, a conflict that would end with Japan's surrender after the devastating nuclear bombing of Hiroshima and Nagasaki in August 1945. At first, however, the Pearl Harbor attack looked like a success for Japan.

Explanation:

The correct answer is option A "1978". The best deal would be to have a low interested rate in order to pay less with the same benefit. According to the graph, 1978 is the year at which the mortgage interest rate has its historical lowest point (9.0). Even though, the interest rate drop down some numbers in 1983, it never when back to the lowest point which is at the initial year in the graph.