Doctors use x-rays to see if you have any broken bones
Duke Ellington was one of the most celebrated jazz musicians of the 1920's. He was an American composer, pianist, and bandleader of a jazz orchestra. He led his orchestra from 1923 up until his death in 1974.
Answer:
I honestly have zero clue
I just learned this you have to give up something to do something like going to school.you could be sleeping at work or even playing video games but you rather go to school.that is an opportunity cost you give up one thing for the other plz mark as brainliest<span />
(A) its true they were originally invented during this time.