(a) Any person claiming the right to register may be challenged by any member of the board of elections or by a qualified elector of the election district. Any person so challenged shall answer the questions of the challenge affidavit, as herein specified, and, after his answers have been recorded, he shall subscribe to them by his signature, and swear to their truth.
(b) The affidavits of all persons so registered shall be filed with the duplicate registration affidavits.
(c) The challenge affidavit shall be, in form, prescribed by the Supervisor of Elections, and shall contain spaces for the following information: (1) Serial number; (2) place and date of execution; (3) full name of challenged applicant; (4) whether he is married or single; (5) if married, where his family resides; (6) if single, where his parents reside; (7) where applicant actually resided immediately before he took up his present residence; (8) his residence for the four months immediately preceding date of execution; (9) the name of his present employer; (10) the election district, and town and street and number, if any, of his place of business; (11) the name of his last employer, and the year in which he left his employ; (12) the election district, and town and street and number, if any, of said last employer's place of business; (13) sex of the applicant; (14) the date of his birth; and (15) such distinguishing marks, peculiarities, and further information for identification as the board shall prescribe.
(d) The challenged applicant shall produce at least one qualified elector of the polling district as a witness who shall make affidavit of his residence in the polling district. If such challenged applicant shall establish his right to be registered as required by this chapter, he shall be permitted to be registered.
(e) Any person making application to be enrolled as a member of a political party for the purpose of voting at primaries may be challenged by any qualified elector of the election district. Any person so challenged shall be enrolled as a member of such party if he shall certify in writing that he subscribes to the policies of the party; but if he is unable or unwilling to make such a certificate, he shall be denied enrollment as a member of such party, but he shall not be deemed to be guilty of any violation or attempted violation of any law by reason thereof. This subsection shall become effective after the general election in 1964.