In which nation did a nationalist military regime lead the country to invade its neighbors and help launch World War II?

A. China

B. Japan (My answer)

C. Korea

D. Mongolia

Can someone please check my answer? I want to make sure I'm correct

3 answers

Please answer ASAP!
I thought the answer would be Germany but ill come back once i have more info
I am positive you are correct, tell me if i'm not, but Germany teamed with Japan to help each other if/when another country not already in the war attacked them.