A. The world was freed from its fear of communism.
The fall of the Berlin wall symbolized the fall of communism, and then when it was taken down, the world had alleviated the fear of that principle.
D. The Catholic Church started selling indulgences.
Ans: During this period Europe changed in many ways. It became a period of intense creativity in literature, art, politics, science and architecture. The revival of interest in the classical age of Greeks and Romans. The humanists recovered and restored classical literature in the purest form.