Report Card of American Infrastructure published in 2009 rated American areas as----- A. B+ and above B. B and lower C. C and above D. below C+ Solution Report Card of American Infrastructure published in 2009 rated American areas as The correct answer is Option C. C and above The American society of Civil engineers have given following information based on which the answer has been arrived: Aviation D Bridges C Dams D Drinking Water D Energy D+ Hazardous Waste D Inland Waterways D Levees D Public Parks and Recreation C Rail C Roads D Schools D Solid Waste C+ Transit D Wastewater D.