a)
Individual Petitions, Action Discretionary: The council and the school committee shall receive all petitions, signed by one or more voters, which are addressed to either of them and may, in their discretion, take such action in regard to each such petition as may be deemed necessary and advisable.
b)
Group Petitions Action Required: The council or the school committee shall hold a public hearing on every petition which is addressed to it, which is signed by one hundred (100) voters, or more, and which seeks the passage of a measure. The hearing shall be held by the council or the school committee, or, in either case, by a committee or subcommittee thereof, and after the hearing shall be held, the council or school committee shall respond to the petitioners not later than thirty (30) days after the hearing is completed. Hearings on two or more petitions filed under this section may be held on the same date and at the same time and place. The secretary of the council or the secretary of the school committee shall mail notice of the hearing to the ten persons whose names appear first on the petition at least seven (7) days before the hearing. Notice by publication in a local newspaper not less than seven (7) nor more than fourteen (14) days prior to the date set for the public hearing shall be at public expense. Notice shall also be posted on the municipal bulletin board.