Direction: In the following questions, a sentence/a part of the sentence is given in bold. Out of the four options given to the bold part, choose the correct option which may improve the sentence. In case no improvement is required, choose No improvement.
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Two of the biggest corporate firms in the world are Apple and IBM which both are in the computer business.
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- which are both
- both of which are
- which are
- No improvement
Correct Option: B
Here, both of which are is the right usage.
