Nixon and Kissinger's May 1972 Trip to Moscow Resulted in

Nixon and Kissinger's May 1972 trip to Moscow resulted in

A) increased tensions between the two superpowers over their inability to reach any agreement.
B) disagreement over the pace and direction of Soviet Union's nuclear program.
C) an agreement to stop production of nuclear ballistic missiles and to permit large sales of American grain to the Soviet Union.
D) an agreement to reduce all nuclear weapons in their armaments and a promise by the U.S. to disengage in Vietnam.