Q572
Antonym of VOLUNTARY
A.
ordered
B.
alternative
C.
compulsory
AnswerD.
essential
Answer: Option C
Solution
Answer: Option C
Solution:
Voluntary : done, given, or acting of one's own free will.Ordered : give an authoritative instruction to do something.
Alternative : (of one or more things) available as another possibility or choice.
Compulsory : required by law or a rule; obligatory.
Essential : absolutely necessary; extremely important.
Antonym of Voluntary is Compulsory