The government study commission shall report and recommend in accordance with the question presented to the electorate as provided in section 2911 (relating to submission of question for election of government study commission):
(1) That a referendum shall be held to submit to the electors the question of adopting one of the optional plans of government authorized by this subpart to be specified by the commission.
(2) That a referendum shall be held to submit to the electors the question of adopting a home rule charter as prepared by the commission and as authorized by this subpart.
(3) That the form of government shall remain unchanged.
(4) Such other action as it deems advisable consistent with its functions as set forth in this subpart.