Select the most appropriate ANTONYM of the given word.
Optional
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Compulsory.
Antonym: a word opposite in meaning to another.
Optional means available to be chosen but not obligatory.
Compulsory is the correct antonym that means required by law or a rule; obligatory.
Meaning of other words:
Voluntary: working, done, or maintained without payment.
Arbitrary: based on random choice or personal whim, rather than any reason or system.
Elective: an optional course of study.