GMAT Sentence Correction (SC) | Increasingly over the last few years, corporations involved in patent

Source: McGraw Hill GMAT

Increasingly over the last few years, corporations involved in patent litigationhave opted to settle the lawsuit rather than facing the protracted legal expenses of a court battle.

A. have opted to settle the lawsuit rather than facing
B. have opted settling the lawsuit instead of facing
C. have opted to settle the lawsuit rather than face
D. had opted for settlement of the lawsuit instead of facing
E. had opted to settle the lawsuit rather than face
...

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