I think it's the telephone because it allows people to communicate better and customers or workers don't have to walk up to everyone and disturb them. You may elaborate more on this with your own opinion
Paper and printing. Also the compass was a development from the Tang Dynasty as well
Manorialism was "<span>a structure that defined a peasant’s relationship to the lord of the manor," since this was at the heard of the feudal system, which provided "protection" to the peasants and labor to the lords. </span>
Answer: The effect of the iconoclastic
Explanation: More specifically, the word is used for the Iconoclastic Controversy that shook the Byzantine Empire for more than 100 years. Open hostility toward religious representations began in 726 when Emperor Leo III publicly took a position against icons; this resulted in their removal from churches and their destruction.