The stair parts marked B in the figure above are _____





A) risers

B) skirt boards

C) subfloor

D) cleats


Answer: A

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Overall, the most powerful option for behavior modification is _____.

a. positive punishment b. positive reinforcement c. negative punishment d. negative reinforcement

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Light framing lumber is classified as _____.

a. dimension lumber b. common lumber c. rough lumber d. shiplapped lumber

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All of the following statements are true EXCEPT:

A. shop clothing is often made of materials resistant to battery acid. B. fender covers are used whenever underhood work is done. C. fender covers protect against scratches from items such as belt buckles. D. in the do-it-yourself market, filters (oil, air, and fuel) account for 5% of all parts sales.

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What information is not needed to calculate superheat setting of an air conditioning system?

A. Suction pressure at the compressor B. Evaporator inlet temperature C. Evaporator outlet temperature D. Saturation temperature of suction line from pressure temperature chart

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