Parts of the given sentence have been given as options. One of them contains a grammatical error. Select the option that has the error.
My friends whom were preparing to climb Mount Everest have reached the base camp.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3, i.e., whom were.
Error Concept: Whom is incorrect here because it is used for the object of a clause, but in this sentence the pronoun is the subject of the verb were.
Grammatical Explanation: The subject form who should be used before the verb were.
Correction: who were
Final Sentence: My friends who were preparing to climb Mount Everest have reached the base camp.
Conclusion: The part with the error is whom were.