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 Which is the best summary of paragraph 3?
 A Scientists developed blood foods to deal with the problem of excessive waste from meatpacking plants and provide people with ultra nutritious snacks 
B Red blood cells, the part of your blood that carries oxygen, can be made into a paste, then blended with cocoa butter to create a blood "chocolate." 
C The scientists discovered that, by blending separated blood components with other ingredients, they could create substitutes for common foods. 
D Scientists realized that they would need an appealing name for their food in order to interest consumers, especially those in the United States,