Japan invaded manchuria in 1931 because
a. manchuria had refused to make peace with japan.
b. japan wanted to take back lands that belonged to it.
c. japan wanted raw materials and natural resources.
d. manchuria had invaded japan during world war i

The correct answer is:

C. Japan wanted raw materials and natural resources.

Explanation:

Japan invaded Manchuria in 1931 because Manchuria had natural resources, raw materials and fertile soil for agriculture. Japan saw Manchuria as the solution to its problems, such as overpopulation and the dependency that was evolving to the metal and oil imports from the United States.

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