Answer: Probably the sentence “They needed ways to move around in the city.
Explanation: The paragraph would be fine without the sentence.
An adjective clause is a dependent clause that, like adjective which modifies a noun or pronoun. Adjective clauses begin with words such as that, when ,where, who, whom, which, and why...... hope that helps!!!
Answer:
I don't think you listed an underlined word but uh, I think I could take a guess at what you mean. "May I" referring to 'pre' leads up to preposition as it is.
Explanation:
It's 11 pm for me and my brain isn't at it's best, sorry if I'm incorrect- I hope I helped though. :3