Question: Are transpired collectors more or less cost-effective than glazed collection systems?
Answer: The first commercial system was the Solar Total Energy Project (STEP) in Shenandoah, Georgia, USA where a field of 114 parabolic dishes provided 50% of the process heating, air conditioning and electrical requirements for a clothing factory.
A single-select problem: Is the question answered in a satisfactory fashion?

Possible answers:
a). yes
b). no
b).