America in the 1950s saw the rise of an independent youth culture separate
from adult culture. This was due primarily to
O increased prosperity and the spread of mass media
O post-war economic restrictions and advances in adolescent psychology
McCarthyism and an emphasis on teaching the sciences in public education

Youth culture in 1950s America was influenced by increased prosperity and mass media, leading to the rise of rock 'n' roll music and rebellion among teenagers, setting the stage for significant social changes in the 1960s.

Explanation:

Youth culture in 1950s America emerged due to increased prosperity and the spread of mass media. Teenagers had more purchasing power, and consumer industries targeted them with products like records, radio shows, and movies.

Rock 'n' roll music and rebellion became significant parts of this youth culture, with icons like Elvis Presley resonating with the younger generation.

Social changes such as the liberality of society and the rejection of conventional norms in the 1960s further emphasized the shift away from the contentment and conformity of the 1950s.

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