Question

most people in cities get their water
a. by supplying it themselves
b. by delivery through pipes
c. through private suppliers
d. all of the above
please select the best answer from the choices provided
a
b
c
d

Explanation:

In urban areas, water supply infrastructure typically includes a network of pipes. This is a common and efficient way to distribute water to a large number of people. Option a (supplying it themselves) is less common in cities where centralized systems exist. Option c (through private suppliers) is not the main or most widespread method compared to the public pipe - based delivery system.

Answer:

B. by delivery through pipes