Answer:
were built; modifies cities
Answer:
Okay I might be wrong here but I'm pretty sure its is the last one.
Explanation:
Here what it means cited from google
"bib·li·og·ra·phy
/ˌbiblēˈäɡrəfē/
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noun
a list of the books referred to in a scholarly work, typically printed as an appendix.
Not exactly, there is no need for the comma after "wild" and before "as."
The sentence would be correct as, "The drummer went wild as the crowd cheered him on."