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The Russo-Japanese War in 1904-1905, resulted in what long-term results for Japan?

A. Japan was victorious over Russia and was able to eventually annex Korea in 1910.
B. Japan gained control of southern Manchuria, with its industries and railroads, which made it easier for Japan to attack and try to take control of all Manchuria in 1931.
C. Both A and B
D. Japan was defeated and lost respect on the world stage as an imperialist country.