Final answer:
In the 1960s, young cultural warriors and social activists wore blue jeans to identify with the common people and express their nonconformity.
Step-by-step explanation:
In the context of the question, the term "long pants" refers to blue jeans. In the 1960s, blue jeans were worn by young cultural warriors and social activists as a symbol of nonconformity and rebellion against societal norms. They chose to wear long pants or jeans to identify with the common people and to distance themselves from middle-class conformity. Blue jeans became synonymous with youthful rebellion and were often worn by those who wanted to express their nonconformity.