Answer:
The Manhattan Project was a secret military project created in 1942 to produce the first US nuclear weapon. Fears that Nazi Germany would build and use a nuclear weapon during World War II triggered the start of the Manhattan Project, which was originally based in Manhattan, New York.
It allowed more books to be printed
No one had to hand write anything
I cant't think of anything else tho broh
C. Persia was a tiny country compared to the size of it empire
Muslim merchant communities