Read the sentence below carefully and answer the question that follows.

if only marvin wouldn’t be so critical, if he could look through rose-colored glasses once in a while, he’d be much happier.

based on its use in context, which of the following is the best definition of the idiom “look through rose-colored glasses”?

a.
look at things more clearly
b.
see the bright side
c.
wear glasses that fit
d.
see the truth