The 1960s counterculture movement had the most lasting impact on the attitudes toward lifestyle and social behavior, art, and music. The 1960s saw many changes in our society, and these changes were significant.
As a result of the counterculture, new forms of art and music developed. Rock became very popular and artists such as Bob Dylan, Janis Joplin, and Jimi Hendrix became famous. The Beatles were also a popular music group. Pop art developed during this time, and Andy Warhol became famous.
Different lifestyles became evident as a result of the counterculture. People began to protest against issues that they perceived as unfair. People were worried about nuclear weapons, the Vietnam War, and the perceived dishonesty of the government. People were no longer content to accept events that they believed were wrong. They began to protest about them. People wore flashier clothing and were less willing to conform to the norms of society. The concept of individuality was stressed. People wore their hair longer. Drug use also increased.
These changes in social behavior, lifestyle, art, and music were major changes. In some ways, the counterculture made long lasting changes in our culture and in our society.
Therefore, I would say answer B is correct.