Answer:
The city can disturb some people with its crowds, its confusion, and its noise.
Step-by-step explanation:
In grammar, the term parallelism (also called parallel structure and parallel construction) refers to the use of the same or similar grammatical structure within phrases, clauses, or sentences.
The example of parallelism in the given sentence are the words I've underlined: its crowds, its confusion, its noise. The same grammatical construction, which consists of the possessive pronoun its and a noun, is repeated three times.