Is because people think different on things and always have different opinions
Folk music--this traditional music first emerged in the 19th century and revived during the 1950s and 1960s as protest music.
Folk music of the 1950s and 1960s told the story of civil rights and Vietnam. Bob Dylan, Joan Baez, and Pete Seeger were some of the famous folk singers of the period. The music resonated with the youth generation and was the anthem of protest. <span />
Ok, check message cuz I can't type it full here
Answer:
Scientist start with general observations and then make a hypothesis