Answer the question using the accompanying cost ratios for two products, fish (f) and chicken (c), in countries singsong and harmony. assume that production occurs under conditions of constant costs and that these are the only two nations in the world. singsong: 1f = 2c harmony: 1f = 4c if these two nations specialize based on comparative advantage: a. harmony will produce chicken and singsong will catch fish. b. singsong will produce chicken and harmony will catch fish. c. singsong will both produce chicken and catch fish. d. harmony will both produce chicken and catch fish.