Plase can someone ?
you should select {whichever outfit makes you feel the best.}
how is the dependent noun clause functioning in the sentence?
a) subject
b) direct object
c) predicate nominative
d) object of the preposition

The correct answer of the given question above would be option B. DIRECT OBJECT. The direct object is described as the part of the sentence that receives the action of the main verb and it typically answers the question what. In the given sentence above, it receives the action of the verb "select" and answers the question what should you select? Hope this answer helps. 

The answer is letter a or the first option