Which among the following conditions are necessary for the issue of writ of quo warranto?

1) The office must be public and must be created by a statute or by the Constitution.

2) The office must be a substantive one and not merely the function or employment of a servant at the will and during the pleasure of another.

3) There has been a contravention of the Constitution on a statute or a statutory instrument in appointing such a person to that office.

Select the correct answer using the codes below