Choose the Antonym of Indolent

"Indolent" means lazy and its antonym "diligent" means hardworking making option C correct. Other options are unrelated. Antonym knowledge enhances vocabulary useful in writing or speaking. Contrasting ideas clarify descriptions especially in professional or narrative contexts. This skill is vital for professional communication. Accurate antonyms convey contrasting qualities effectively particularly in evaluations or stories where precise language enhances clarity and impact in describing work ethics or behaviors.