Answer:
they may not understand the results of the research and/or the research results may contradict deeply held beliefs
Explanation:
hope this helps
Answer:
it looks like it could be A and D
Explanation:
im so sorry if wrong
Answer:B
I looked it up on multiple sources and each source gave me this you’re welcome
Here's the most prominent inventions from the early 1900's
1920- Hair Dryer
1920- First radio station
1920- The Thompson Sub-Machine Gun
1920- The Band Aid
1921- First robot built
1923- Traffic Signal
1925- Mechanical Television
1926- Liquid Fueled Rockets
1928- Penicillin
1929- Car radio