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Referring to the illustrated pneumatically-operated diaphragm-actuated control valve, what statement is true? GS-0051
A) The control valve is direct-acting and normally open (NO).
B) The control valve is indirect-acting and normally open (NO).
C) The control valve is direct-acting and normally closed (NC).
D) The control valve is indirect-acting and normally closed (NC).
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Illustration GS-0051

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