Which of the following best describes Thomas Edison?

Edison improved on Samuel Morse’s invention.
Edison was responsible for over a thousand patents.
Edison created the first set of interchangeable parts.
Edison invented the telegraph and the telephone.

help please will mark brainliest

B. The thousand patents option.

Explanation:

Just found the answer here. XD

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.