Answer:
C: Woods made it possible for moving trains to use telegraphs.
C is the correct answer based on process of prooof a thought it can help others
Trade over the land routes of the silk road declined as sea trade increased. The silk road was a significant factor in the development of the civilizzations of china
He was a teacher and he was very logical so the right answer for this I believe would be logically. It makes the most sense because all the other answers aren't what he is known for.
All of the above that’s the answer sorry if it’s wrong:c