The correct option is D I, II, III and IV
Voters are disqualified on all these grounds. People below the age of 18 are not allowed to vote in India. Also, people with unsound mind are be barred from voting. Criminals are disqualified from voting as Section 62(5) of the Representation of the People Act, 1951 governing the “right to vote”, stipulates that no person shall vote in any election if they are confined in a prison “under a sentence of imprisonment or transportation or otherwise” or are in the “lawful custody” of the police.