what item was purchased by about 40% of all americans that was essential for mass communication and entertainment in the 1920s?

Radios

Explanation:

Radios provided a great source of entertainment, sports, music, updates, and people could communicate through channels.

hello,

answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

best of luck!

answer: ‘no one should be discriminated against because he or she is not from a minority group’

because—> affirmative action means ‘a policy or program that provides opportunities for traditionally disadvantaged groups to them overcome the effects of discrimination’