Answer:
A.) Détente led to increased tensions between the nations.
Step-by-step explanation:
The Détente is a period of the easing of Cold War strains between the U.S. also, the Soviet Union from 1967 to 1979.
Détente was a period of expanded trade and collaboration with the Soviet Union and the marking of the SALT arrangements. Relations cooled again with the Soviet intrusion of Afghanistan.