An architect is specifying a custom curtain wall system. The design intent requires the system to meet specific, measurable criteria for air infiltration, water penetration, and thermal resistance (U-value), but the architect wants to allow various manufacturers to propose their proprietary systems that can meet these criteria. Which type of specification is most appropriate to achieve this goal?
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A
Proprietary Specification
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B
Performance Specification
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C
Prescriptive Specification
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D
Reference Standard Specification