He succeeding in paying off the national debt for a while, which could have enticed other countries to trade with the U.S, that and he made money safer to store and withdraw out of banks.
It would be an "(E) Agreement by North and South Vietnam to hold free elections" that was not part of the 1973 Paris Peace <span>Agreement signed between the United States and Vietnam, since the United States didn't have control over the political nature of North Korea's future. </span>