The term "Nixon shock" describes which of the following actions?
ANixon's announcement of a gradual troop withdrawal in Vietnam
BNixon's impeachment for his role in covering up illegal activity
CNixon's insistence that all U.S. allies jion the Bretton Woods system
DNixon's decision to end the U.S. dollar's convertibility to gold
ANixon's announcement of a gradual troop withdrawal in Vietnam
BNixon's impeachment for his role in covering up illegal activity
CNixon's insistence that all U.S. allies jion the Bretton Woods system
DNixon's decision to end the U.S. dollar's convertibility to gold