GMAT Sentence Correction (SC) | Since companies are rethinking their

Since companies are rethinking their portfolios for the post‐crisis world, they should ask
themselves if they are still the best owner of their assets.

A. Since companies are rethinking their portfolios for the post‐crisis world, they
should ask themselves if they are still the best owner of their assets

B. As companies rethink their portfolios for the post‐crisis world, they will ask
themselves if they still continue to be the best owner of their assets

C. As companies rethink their portfolios
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