Select the examples of progress during the renaissance that encouraged evolution of communication amongst societies.
progress in paper manufacturing

invention of the printing press

invention of pens

increase in public speeches

progress in pencil making process

It is just a & b

Explanation:

Please give brainliest

the story goes that because of this belief, constantine was able to defeat his foes. constantine became an ardent1 christian. christianity and other religions were tolerated under constantine's rule. constantine also was responsible for the building of a great cathedral in rome.

should be the answer hope this