It included all except for C: Cortes.
The correct answer is (d.) a place where Muslim philosophers met to contemplate life. The House of Wisdom was actually a major intellectual center for well-known scholars during the Golden Age that made many remarkable contributions to the diverse fields.
a. Air raid on Pearl Harbor
b. nothing
c. September 1, 1939 - Germany invades Poland
d. Germany and the Soviet Union sign a non-aggression pact
I'm guessing its a and c