Means the speaker will never fight if he can get it by assaulting people and will never assault people if he can make them understand what he say.
Answer: B ) The arms race
Explanation: The nuclear arms race was an arms race competition for supremacy in nuclear warfare between the United States, the Soviet Union, and their respective allies during the Cold War. During this very period, in addition to the American and Soviet nuclear stockpiles, other countries developed nuclear weapons, though none engaged in warhead production on nearly the same scale as the two superpowers.
If I am not mistaken I believe it is true.