Answer: 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
Read more on Brainly.com - brainly.com/question/547926#readmore
Explanation:
Well, the only one that actually makes sense to me is C.
Answer:
genesis, growth, breakdown, and disintegration.
Explanation: