crestfallen he returned as he had never faced such humiliation in the whole of his life.

Answer: Option C

crestfallen : sad and disappointed.
vainglorious : excessively proud of oneself or one's achievements.
indignant : feeling or showing anger or annoyance at what is perceived as unfair treatment.
triumphant : having won a battle or contest; victorious.
disturbed : having had the normal pattern or functioning disrupted.


Antonym of crestfallen is triumphant