World history unit 12 lesson 1: the italian renaissance?

does anyone have the answers for the pretest or quick check?

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

How did the incas unite the andes mountains?

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons