Which was the main agreement of S. A.L. T talks?

Nixon and Soviet General Secretary Leonid Brezhnev signed the ABM Treaty and interim SALT agreement on May 26, 1972, in Moscow. For the first time during the Cold War, the United States and Soviet Union had agreed to limit the number of nuclear missiles in their arsenals.

b or c ( this is because my answer is short so just ignore it)

a) romans valued loyalty and discipline