The Planning and Zoning Commission is responsible for procuring information and making recommendations to the City Council on the creation or modification of zoning districts. The Commission serves as a recommending body to the City Council regarding the approval or disapproval of all preliminary, final, and revised plats of land. The Commission shall discharge all functions involving city planning and zoning by law or ordinance, and shall investigate, study, and submit reports and recommendations to the City Council on all such matters as it or the City Council deem appropriate and which have any relation to municipal planning or zoning.