What Was Most Important About the SALT I Agreements

What was most important about the SALT I agreements?

A) They revealed the extent of the secret Soviet nuclear-weapon stockpiling.
B) They demonstrated that the United States would not compromise on its weapons program.
C) They demonstrated that the Soviet Union would not compromise on its weapons program.
D) They were a symbolic first step in a peaceful resolution of the tensions between the United States and the Soviet Union.
E) They were critical in exacerbating the stresses and tensions of the Cold War.