Can someone please help me?:)

Roman builders used rows of arches in there buildings to form a curved ceiling called what

What conclusion can you draw about the connection between religion and feudalism? a. feudalism worked best in christian societies. b. feudalism could not operate in a society that was religious. c. feudalism was not successful in buddhist societies. d. feudalism could operate in societies with different religions.

What do all of the romance languages have in common? a) they are all widely used in the middle east and southeast asia. b) they can all trace their origins back to the latin alphabet and language. c) they can all trace their origins back to the egyptian alphabet and language. d) they can all trace their origins back to the sumerian alphabet and language.