A. true x hope this helps x
The most cities in the united states now have more radios but fewer radio repair shops than they did in 1960 because <span> radios are so cheap now that it's less expensive to buy a new one than it is to repair it. Thank you for posting your question here at brainly. </span>
Answer:
John Deere was a blacksmith that invented the first successful self scouring steel plow in 1837.
Answer:
(in some cosmological theories) nonluminous material that is postulated to exist in space and that could take any of several forms including weakly interacting particles (cold dark matter) or high-energy randomly moving particles created soon after the Big Bang (hot dark matter).
Explanation: