Shall the ordinance, amending the County of El Dorado General Plan to provide (1) County shall not approve single-family housing subdivisions of five or more parcels if CalTrans determines that Highway 50 traffic has reached, or is forecast to reach, Level of Service F (2) lands designated open-space, agricultural, or natural resources shall remain in those categories and (3) lands designated as low-density residential, medium-density residential, or rural residential shall not be rezoned to higher density, be adopted?