We should _____ the rules.

Options

A. cope with
B. conduce to
C. side with
D. comply with

Answer

D

Explanation

comply with (Phr. V.) : to obey a rule, an order etc.
cope with (Phr.V.) : to manage , to deal success fully with something difficult
conduce to (Phr.V.) : to lead/ contribute (to a result)
side with (Phr.V.) : to support one person/group in an argument against somebody else
Here, comply with is the right usage.