Correct option is A
Option (a) its streets come alive with The error is in the verb tense "come," which should be "came" to match the past tense narrative of the sentence.
Grammatical rule used: Consistency in tense throughout a sentence is crucial.
Here, the narrative is set in the past, so all main verbs should also reflect the past tense. Example: As night fell, the city's streets came alive with the sounds of celebration.