Which of the following was not a major social issue of the 1980s?
a. terrorism
b. divorce
c. war on drugs
d. abortion

During the 1980s, what wasn't a major social issue was divorce - b. 

Terrorism was rampant at the times, so was the war on drugs as well as abortion as a topic as it heavily polarized the country between pro and against supporters. Terrorism and the war on drugs also both had specific effects themselves.