How might society have been most likely impacted if Nikola Tesla, the inventor of AC technology, had not become a scientist? DDT might have never been used.
People’s homes might not have been built with electricity.
Polio might have made thousands of people sick.
Plastics might not have been invented.

People's homes might have not been built with electricity.

Explanation:

Nikola Tesla is the inventor that made electricity efficient and practical. Before his invention of alternating current, we relied on Edison's direct current, which was both dangerous and ineffective. (Important fact: Edison did not invent the light bulb!)

the correct answer: the index of refraction of the second medium is lower i tried this persons answer and it was wrong this person is lying

the answer is c.) there is a warm front in region a and a stationary front in region b.