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15 votes
This is a photograph of the Roman Colosseum.

Which building technique invented in Ancient Rome is seen in this photograph?
O arch
O dome
O pillar
O wheel

2 Answers

8 votes
Arch because the most prominent features of the building are its columns and arches.
User BennyTheNerd
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3 votes
The colosseum is full of arches. So I would say arch
User Maricruz
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