Which position is usually paid by commission?

Which of the following statements about ladder inspection is MOST accurate?

A. Ladders must be service tested after each use, and once each month. B. Ladders that cannot be repaired must be destroyed or scrapped for parts. C. Ladders must be inspected by a trained and certified ladder technician. D. NFPA® 1932 requires ladders be inspected after each use, and once each week.

When viewing the readout on a flowmeter, if the flow does not increase when the driver/operator increases pressure, what conditions are likely to exist?

What will be an ideal response?