Question

Which pronoun correctly completes the elliptical clause?

You folded fewer towels than __________.

A.
him

B.
he

Answer 1

B because if you switch the words in the sentence, 'he' would fit, not him. 
He folded fewer towels than you.

Answer 2

$He \ folded \ fewer \ towels \ than \ you \\ \\ Answer:\boxed{B. Him}$