A. During this period the Arabian Peninsula was the source from which numerous waves of Semitic speaking migrants poured?

your answer is

to dominate europe

and i know for a fact it can't be the others

the following best describes postwar era writers in their works:

many writers,authors,novelists,poets concentrated more on social art and social writing and stayed away from political writings.

in 1989, tiananmen square in beijing was the site of china’s main industries. china’s government headquarters. -pro-democracy demonstrations. (second choice)