His conduct on the stage was applauded unanimously.

Answer: Option A

Applauded : show approval or praise by clapping.
Booed : say ‘boo’ to show disapproval of a speaker or performer.
Silenced : cause to become silent; prohibit or prevent from speaking.
Hated : feel intense dislike for.
Disturbed : having had the normal pattern or functioning disrupted.

Antonym of Applauded is Booed