Kenneth French provides the historical monthly returns for p…

Kenneth French provides the historical monthly returns for portfolios of stocks in 48   industries. The 48 industries are listed in the table below: Agriculture Pharmaceuticals Defense Shipping Containers Food Products Chemicals Mining Transportation Candy & Soda Rubber & Plastics Coal Wholesale Beer & Liquor Textiles Oil & Gas Retail Tobacco Products Construction Utilities Restaurants/Hotels Recreation Steel Works Communication Banking Entertainment Fabricated Products Personal Services Insurance Printing & Publ. Machinery Business Services Real Estate Consumer Goods Electrical Equip. Computers Trading Apparel Autos & Trucks Electrical Equip. Other Healthcare Aircraft Measuring Equip. Precious Metals Medical Equipment Ships & Railroads Business Supplies Const. Materials Which of the following portfolios would you expect the ratio of firm specific risk to total risk to be the smallest?