Much of history would be lost forever if it wasn't written down. Doing it by hand is tedious and not very consistent. Besides the ink fades off over time with some cases. With the printing press, it's much more clear and consistent to read. Also the printing press allowed for anyone to get access to books. Before it was the elite that could only get access.
The most likely answer here is Horatio Alger. Alger was a very popular American author in the mid- to late-1800s. He was best known for his “rags to riches” stories.
Because they didn't believe him to be truthful and why listen to a liar at least that's what mt teacher says
<span />
Joseph Stalin in Causes of the Cold War. Joseph Stalin (1878-1953) was the leader of the Soviet Communist Party from 1922 until his death in 1953. ... He led the Soviet Union through World War II and—not without justification—believed that his country made the greatest sacrifices to defeat Nazi Germany.
D is the best answer. does that help?