Concept:Citizenship and legal age are basic conditions for the right to vote in periodic elections.
Explanation:Voting is a civic right granted only to qualified citizens of a country.
To vote, a person must be a citizen of that country.
The person must also have attained the legal voting age, usually
18 years or more.
Such a person must be a resident of the constituency where they intend to vote.
Additionally, the person must not be disqualified by law, such as being imprisoned for a felony.
Minors, aliens, and lunatics do not meet these legal requirements and therefore cannot vote.
Among the given options, the category of people who can vote is "Citizens".
Answer:D. Citizens