TAB work for residential systems involves measuring airflow rates and adjusting the volume control devices and/or blower speeds to maintain the desired airflow in the air distribution system. For the most part, the acceptable air volume in the air distribution system is within __________ of the desired airflow rate.
A. 5%
B. 8%
C. 10%
D. 12%
Answer: C
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Indicate whether the statement is true or false