Section 92. A voter who has received an official absent voting ballot shall mark it in the presence of no other person, except as provided in section ninety-eight. The voter shall then enclose and seal the ballot in the envelope provided pursuant to clause (c) of the first paragraph of section eighty-seven, and execute the affidavit on such envelope. The voter shall return the ballot, sealed in such envelope, as hereinafter provided.

(a) A voter who receives the ballot by mail, as provided in subsection (a) of section ninety-one B, may return it by mail to the city or town clerk in the envelope provided pursuant to subsection (d) of section eighty-seven, or such voter or a family member may deliver it in person to the office of the city or town clerk. A voter to whom a ballot was delivered in person at the office of the clerk as provided in said subsection (a) of said section ninety-one B shall return it without removing the ballot from such office.

(b) A voter to whom an election official delivered the ballot in person at a designated health care facility, as provided in subsection (b) of section ninety-one B, shall return it to such election official, who shall return it in his custody to the office of the city or town clerk.

(c) A voter to whom a ballot was delivered in person as provided in subsection (c) of section ninety-one B shall return it to the person who delivered it, and such person shall immediately return it in his custody to the office of the city or town clerk.