The right answer is letter A.
The explanation for this is In the 1930s socioeconomic differences intensified in Japan, highlighting the clear impoverishment of the working class. The alternative to this situation was the continuation of its imperialist policy, begun at the end of the nineteenth century with the invasions of China and Korea, a fact that maintained the demand for high investments in the military structure.
Japanese expansionism began in 1901, when Japan, now modernized, saw a constitution in force, which in social classes remained divided but organized, and finally Japan ceased to be a Feudal country, to become a capitalist country with policies of expansion, in which it was believed, that in order to satisfy the needs of the Japanese, a stable economic situation had to be guaranteed.