The best answer choice is C
Answer: medieval letters
Explanation: Medieval Letters were written during the medieval period, they often were read aloud in public places and even those that were not well composed. During the Middle Ages, the written letter became a central concern of rhetorical theory. The Medieval societies generally were not primarily municipal, as well as the medieval political structure in particular.
They had the ability to take inventions created elsewhere and use them on a much bigger scale.
Explain more i dont understand thanks
NO he cannot build his wall