Which of the Following Best Explains Nasser's Actions in the Lead-Up

Which of the following best explains Nasser's actions in the lead-up to the 1967 war?

A) Success in disrupting the monarchical regime in Yemen gave Nasser a false sense of confidence
B) Nasser saw an opportunity to further play up his image as the leader of Pan-Arabism, and failed to realize how much the situation would spiral out of his control
C) Nasser sought the destruction of Israel
D) The Soviets were actually behind the whole conflict-war with Israel was a sure way of challenging the US