Correct option is B
Option (b) is correct. No error in the sentence.
Explanation:
· The subject “The team” is correctly used as a singular collective noun.
· The verb “worked” is correctly in past tense.
· The prepositional phrase “on the project” is also appropriate.
Grammatical Rule:
· Collective nouns take a singular verb when the group is seen as a whole.
· Example: The team is winning the match.