Hostile acts of expansionism by the three countries during the 1930s sowed the seeds of world war. Fascist Italy invaded Ethiopia on October 3, 1935. Imperial Japan, which had occupied Manchuria (Northeast China) since 1931, engaged Chinese troops near Beijing on July 7, 1937, thus launching full-scale warfare there
Well, I can tell you for sure that a is not the answer. But I think the answer would be b.
The polis emerged from dark ages which followed the fall of the mycenaean civilization in Greece and by the 8th century bce a significant process of urbanization had begun
Explanation:
volunteering in the community.