A part of the sentence is underlined. Below are given alternatives to the underlined part at 1, 2, and 3 which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is 4.
Out of the four alternatives, choose the one which can be substituted for the given words/sentence.
For the following questions answer them individually
In following Questions, a sentence has been given in Active/Passive voice out of the four alternatives suggested, select the one that best expresses the some sentence in passive/active voice and select your answer accordingly.