Roman architecture incorporated the
a. arch
c. vault
b. dome
d. all of the above

D
 
Roman arch was a significant invention during the rise of the roman empire. barrel vaults make up the entrances to the coliseum and domes can be seen at the duomo in the santa maria del fiore in venice designed by bruenelleschi 

Answer/// geometric period, archaic period,and classical period; geometric period is usually dated from 1000bcthe archaic and classical are 336bc to323bc;

4.4 million is the answer