Shall an ordinance be adopted preserving the existing voter-approved term limit of three consecutive four-year terms upon the office of the Mayor, imposing a limit of three consecutive four-year terms upon the offices of City Councilmembers, City Clerk, and City Treasurer, and limiting the offices of the Mayor, City Councilmembers, City Clerk and City Treasurer to a lifetime total of six four-year terms in all of those offices combined?