Smell, acted,fell, taste ,sound,
Answer:
<em>Circular</em>
Explanation:
Theaters are commonly built in a circular shape. These public theaters are are usually furnished with several tiers of seat to maximize space and to<em> remove the problem of obstruction of the visual field of an audience at he back by an audience in front.</em>
I would say A because the information skipped in B and C might be helpful to understanding more about the culture and there might be some important material in there.
A work-cited page is super important. This does in fact provide the full information in a researched paper. The other 3 do not make sense , let me know if they don't make sense!