Question

what type of trap is used for a bath tub?
a. s - trap
b. bell trap
c. sand trap
d. solid trap

Explanation:

Bell traps are commonly used for bathtubs. They are designed to catch debris and prevent them from entering the main drain pipe while allowing water to flow through. S - traps are often not preferred in many plumbing codes due to siphoning issues. Sand traps are more related to golf courses or areas where sand accumulation is a concern. Solid traps are not a standard plumbing trap type for bathtubs.

Answer:

b. Bell trap