Question

which is a type of conduit strap/support that can be used to prevent the need for offsets at fittings?
one - hole
clamp
two - hole
standoff

Explanation:

Standoffs are used to support conduits in a way that can prevent the need for offsets at fittings by providing a fixed - distance support. One - hole, two - hole straps and clamps are mainly for securing conduits in place but not specifically for preventing offsets like standoffs.

Answer:

D. standoff