The answer is the light bulb.
Answer:
B.Theodore Roosevelt
Explanation:
Theodore Roosevelt was American politician who served as 26th president of the US. He stayed in office from 1901 to 1909. He also worked as 25th vice president of USA. He is considered to be among five best presidents. Construction of [panama canal was completed during his presidency, he used Big Stick Diplomacy and brokered to get agreement for constructing Panama canal. He also expanded US influence in Cuba and negotiated the peace treaty between Russia and Japan.
In Ava DuVernay's movie "Selma", four little Negro girls were included, they died violently in the 1963 16th Street Baptist Church Bombing in Birmingham, Ala. The movie "Selma" chronicles the Voting Rights Act campaign and communicates the terror of racist violence and is history as a horror movie.
The answer is D. HPV because there are no cures for it but many of the small infections go away on their own.