GMAT Critical Reasoning (CR) | Re: For most people, the left half of the brain controls

1988achilles

Conclusion: People who have suffered a serious stroke on the left side of the brain without suffering any such impairment must have their language centers in the righthalf.

Option B:
Impairment of linguistic capabilities does not occur in people who have not suffered any damage to any language center of the brain.
Negated B: Impairment of linguistic capabilitiesdoes occur in people who have not suffered any damage to any language center of the brain.
This does not affect our argument
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