The establishment of adolescence as a distinct life stage in the United States was not supported by "An increase in the number of puberty rites performed."
President Roosevelt argued that adolescence should be identified as a separate life stage.
The factors that contributed to the establishment of adolescence as a distinct life stage are strict labor laws, state laws that mandate schools till the age of 16, and the juvenile justice system.
Therefore the option that is incorrect is b.
Learn more about the adolescence stage here:
brainly.com/question/7192272