Question

Changing your toilet can reduce water pollution because _______.
a.
the sewage is partially treated in the toilet before entering the sewer system
b.
chemicals added by new toilets neutralize the pathogens in the water
c.
more efficient plumbing uses more water and creates larger volumes of waste
d.
more efficient plumbing uses less water and creates smaller volumes of waste


Please select the best answer from the choices provided

A
B
C
D

Answer 1

D — more efficient plumbing uses less water and creates smaller volumes of waste, reducing the amount of polluted wastewater entering treatment systems and waterways.