Which of the following statements is true about a plumbing system?

a. The potable water system carries used water away from the building
b. The potable water system carries water that is safe for drinking
c. All potable water that enters a building feeds the water heater
d. All waste water from a building comes from the bathrooms.

B?

Yes. B. is correct.

Potable water is water that is safe to drink.

Yes, statement b is true. The potable water system carries water that is safe for drinking.

Correct! Statement b. The potable water system carries water that is safe for drinking is true about a plumbing system.

To arrive at this answer, let's break down the options:

a. The potable water system carries used water away from the building - This statement is incorrect. The potable water system carries clean and safe drinking water into the building, not used water.

b. The potable water system carries water that is safe for drinking - This statement is correct. The potable water system is designed to deliver water that is suitable for drinking.

c. All potable water that enters a building feeds the water heater - This statement is incorrect. Not all potable water entering a building is necessarily intended for the water heater. It depends on the building's specific plumbing setup.

d. All wastewater from a building comes from the bathrooms - This statement is incorrect. While a significant portion of wastewater may come from bathrooms due to activities like flushing toilets and using sinks, other areas of a building, such as kitchens and laundry rooms, also generate wastewater.

If you have any further questions, feel free to ask!