Choose the word most opposite in meaning to: Irascible

Option D is the correct answer. Irascible means easily angered or prone to temper outbursts. Option D directly opposes irascible, reflecting a composed and tranquil nature.

Option A) Amiable: Refers to being friendly and pleasant, which isn’t the direct opposite of irascible but could confuse some readers.
Option B) Jubilant: Unrelated, as it refers to extreme happiness, not anger or calmness.
Option C) Impulsive: Unrelated, indicating acting without thought, not anger or calmness.