The Romans' ingenious use of ________________ was instrumental in the construction of the great cathedrals of Europe 1,000 years later.

(2 points)
Responses

the arch and key stoning
the arch and key stoning
concrete
concrete
entablatures
entablatures
columns

1 answer

The Romans' ingenious use of the arch and key stoning was instrumental in the construction of the great cathedrals of Europe 1,000 years later.