In cocker spaniels, black is due to a dominant factor, B, red to its recessive allele. Solid colors dependent upon a dominant factor, S, white spotting upon the recessive allele. A red male is mated to a black-and-white female. They had 5 puppies, as follows: 1 black, 1 red, 1 black-and-white, and 2 red-and-white. What are the genotypes of the parents?

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