Answer:
Option: A. to secure natural resources for its growing economy and military
Step-by-step explanation:
Japan being a small island, does not have enough resources to complete its industries. Japan required to rely on the export of raw material from its neighbour countries like China. Japan imported materials such as oil, coal, iron ore, copper, aluminium and wood. The need for extensive economic support associated with Japanese conceptions of coming wars which included the Sino-Japanese War in 1937.