Place of worship, the greater of the following number of parking spaces: one off-street parking space for each three permanent seats which are contained in all areas of the building or buildings specifically designed for the gathering of 15 or more persons joined for religious services and/or social purposes, specifically excluding common areas, offices, hallways, kitchen storage areas, mechanical rooms and other areas which are accessory and otherwise incidental to the designated social and/or religious purpose; or, one off-street parking space for each 40 square feet of net floor area which is contained in all areas of the building or buildings specifically designed for the gathering of 15 or more persons joined for religious services and/or social purposes, specifically excluding common areas, offices, hallways, kitchen storage areas, mechanical rooms and other areas which are accessory and otherwise incidental to the designated social and/or religious purpose.