In the following question, the given sentence has four parts marked P, Q, R and S. Choose the part of sentence with the error and mark as your answer. If there is no error, mark 'No error (S) ' as your answer.
A prince were (P) / in search of a Sufi master (Q) / to help him in his mystical journey. (R) / No error (S)

Correct option is A

Option (a) contains an error.
Explanation: The verb "were" is incorrectly used with the singular subject "A prince." The correct verb should be "was."
Grammatical rule used: Subject-verb agreement: Singular subjects like "A prince" require singular verbs like "was."
Example:
Incorrect: He were there yesterday.
Correct: He was there yesterday.