____ valves or butterfly valves are opened and closed to control water flow.

A. Check
B. Backflow
C. Gate
D. Nonindicator


Answer: C

Health Professions

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Negligence committed by a professional who deliberately acts outside of her or his scope of practice, or while impaired, is known as ________

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What is the charge on a neutral atom if it loses 3 electrons?

A. +2 B. -3 C. +3 D. -2

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The state of Texas has tried whenever possible to implement social policies ____

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