Free GMAT Practice Questions

Question 1 of 1
ID: GMAT-SCQ-9
Section: Verbal Reasoning - Sentence Correction
Topics: Grammatical Construction; Parallelism

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This research's surveys were conducted over a course of time commencing a few months before the First World War and ending a few months after the dissolution of the Soviet Union in 1991, outnumbering all surveys conducted for any single research ever.

Asurveys were conducted over a course of time commencing a few months before the First World War and ending a few months after the dissolution of the Soviet Union in 1991, outnumbering

Bsurveys, which were conducted over a course of time commencing a few months before the First World War and ending a few months after the dissolution of the Soviet Union in 1991, outnumber

Csurveys, conducted over a course of time commencing a few months before the First World War and that ends a few months after the dissolution of the Soviet Union in 1991 and outnumbering

Dsurveys, which were conducted over a course of time commencing a few months before the First World War, ending a few months after the dissolution of the Soviet Union in 1991, and outnumbering

Esurveys were conducted over a course of time that commences a few months before the First World War and ended a few months after the dissolution of the Soviet Union in 1991, outnumber