GMAT Sentence Correction (SC) | Re: Reactivating deals that were put on hold may be unwise

Reactivating deals that were put on hold may be unwise in some industrieswhere fundamental changes during the crisis have weakened the competitive position of deal targets or hurt the structural attractiveness of their markets

A. where fundamental changes during the crisis have weakened the competitive position of deal targets or

B. in which fundamental changes during the crisis has weakened the competitive position of deal targets and

C. where fundamental changes during the crisis have weakened