Which phrase is commonly abbreviated as USP?

• A. United States Pharmacopoeia
• B. Universal Service Policy
• C. University of Social Psychology
• D. Unique Selling Proposition

Answer: (D)

In marketing, USP is short for Unique Selling Proposition. It’s the distinctive benefit or feature that sets a product apart from competitors in the minds of the target customers—what makes them want this product over others. So this option is the best fit because it captures the idea of the specific point that uniquely positions a product in the market. The other phrases are real in their own fields—United States Pharmacopeia is a standards body in the pharmaceutical industry, for example—but they’re not the common meaning of USP in business and advertising contexts, which is why they aren’t the intended answer here.