Answer:
A. Japan invades Manchuria, Tripartite Pact signed, US Oil embargo
Explanation:
-The japanese invasion in Manchuria started in 18 September 1931 and it ended in February 1932.
-The Tripartite Pact was signed on 27 September 1940.
-US Oil embargo began in October 1973 and ended in March 1974.
According to this information, the order would be: Japan invades Manchuria (1931), Tripartite Pact signed (1940), US Oil embargo (1973).