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本贴相关题目 GMATPrep-2007E1-SC-154 (NMIT)

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Some patients who do not respond to therapies for depression may simply have received inadequate treatment, having, for example, been prescribed a drug at a dosage too low to be effective or having been taken off a drug too soon.

Ahaving, for example, been prescribed a drug at a dosage too low to be effective or having been
Bhaving, for example, a drug prescription that was ineffective because the dosage was too low, or being
Cas, for example, having too low of a dosage of a prescribed drug for it to be effective, or being
Dwhen they have, for example, been prescribed too low a drug dosage to be effective, or were
Efor example, when they have a drug prescription with a dosage too low to be effective, or been