Answer:
Summary. In the 1930s, the Japanese controlled the Manchurian railway. In September 1931, they claimed that Chinese soldiers had sabotaged the railway, and attacked the Chinese army. By February 1932, the Japanese had conquered the whole of Manchuria.
The answer to your question is A
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The correct answer is A.
Factory owners frequently replaced male workers with cheaper female workers.
The passage mainly
describes the substitution of skilled labor whereby male workers are replaced
with female workers and even children whose pay is lower. This is also
reflected as the passage describes the savings resulting from such a move.
