a. The council, acting as a committee of the whole, and each standing or special committee of the council, through hearings or otherwise:
1. may investigate any matters within its jurisdiction relating to the property, affairs, or government of the city or of any county within the city, or to any other powers of the council, or to the effectuation of the purposes or provisions of this charter or any laws relating to the city or to any county within the city.
2. shall review on a regular and continuous basis the activities of the agencies of the city, including their service goals and performance and management efficiency. Each unit of appropriation in the adopted budget of the city shall be assigned to a standing committee. Each standing committee of the council shall hold at least one hearing each year relating to the activities of each of the agencies under its jurisdiction.
b. Any standing or special committee shall have power to require the attendance and examine and take testimony under oath of such persons as it may deem necessary and to require the production of books, accounts, papers and other evidence relative to the inquiry. Copies of all reports or studies received by the council pursuant to section eleven hundred thirty-four and subdivision c of section ninety-three shall be assigned to the appropriate standing committees for review and action, as necessary.