Replace the underlined word in the following sentence with an antonym from the options given:

The mellifluous strains of the song floated into the hall, stirring the complacent emotions of many.

harsh

The correct answer is Option (3) → harsh

• Mellifluous (Adjective) means (of a voice or sound) sweet or musical; pleasant to hear.

• Harsh (Adjective) means unpleasantly rough or jarring to the senses. It is the direct opposite of a sweet, pleasant sound.

• Euphonic is a synonym for mellifluous.

• Mature means fully developed (unrelated to sound quality).

• Doleful means expressing sorrow; mournful (related to emotion, not the quality of the sound itself).