(b) Majority of property owners required.— A petition made pursuant to this section shall be:

1. (1) Signed by a majority, in number and interest, of the owners of property abutting on the line of the proposed improvement or vacation as fixed at the time of presentation of the petition.
2. (2) Verified by affidavit of one or more of the petitioners.

(c) Majority in interest.— The majority in interest of owners of undivided interests in any piece of property shall be deemed as one person for the purposes of the petition.

Cross References. Section 12918 is referred to in section 12919 of this title.