On hearing the news he was in a state of ecstasy.

Answer: Option A

Ecstasy : an overwhelming feeling of great happiness or joyful excitement.
Depression : feelings of severe despondency and dejection.
Pain : highly unpleasant physical sensation caused by illness or injury.
Disappointment : sadness or displeasure caused by the non-fulfilment of one's hopes or expectations.
Trance : a half-conscious state characterized by an absence of response to external stimuli, typically as induced by hypnosis or entered by a medium.

Antonym of Ecstasy is Depression