Question

: A water supply pipe which extends vertically one full story or more to convey water to branches or to a group of fixtures.

a. Stack
b. VSTR
c. Branch
d. Riser

Answer 1

A riser pipe is a vertical pipe that extends one full story or more to convey water to branches or a group of fixtures.

Step-by-step explanation:

The subject mentioned in the question is a riser pipe. A riser pipe is a vertical pipe that extends one full story or more to convey water to branches or a group of fixtures. It is commonly used in plumbing systems to distribute water vertically.