The Correct Answers:
1: D. The Arch
2: H. Keystone
3: B. The Dome of the Pantheon
4: J. The Greeks
5: I. The Pantheon
6: C. Fifty
7: E. The Colosseum
8: F. Two
9: A. Roman Doric Column
10: G. Iconic Column
Got a 100%, don't make the mistake by using kc1307's answers as they switched the 2 and the 50.