Question

    Choose the correct alternative which will improve the

    quoted part of the given sentence. The pedestrians 'must have to' be very cautious while crossing the road.
    A Are required to be Correct Answer Incorrect Answer
    B Must had been Correct Answer Incorrect Answer
    C Ought be Correct Answer Incorrect Answer
    D No improvement Correct Answer Incorrect Answer

    Solution

    Must have to be   is grammatically incorrect. Both Must and have to express obligations or necessity so using both of them together will make the sentence superfluous. Here required means officially compulsory which is the correct word.

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