In the Mexican Hairless breed of dog, the hairless condition is produced by the heterozygous genotype (Hh). Normal dogs are homozygous recessive (hh). Puppies homozygous for the H allele are usually born dead. If the average litter size at weaning (after nursing) is six puppies in matings between hairless dogs, what would be the average expected number (not a ratio) of hairless and normal offspring at weaning from matings between hairless and normal dogs? A) 6 normal dogs and 2 hairless dogs B) 2 normal dogs and 1 hairless dog C) 5 normal dogs and 1 hairless dog D) 3 normal dogs and 3 hairless dogs E) 4 normal dogs and 4 hairless dog