In humans the allele for a straight pinky (P) is dominant to the allele for a bent pinky (p), and the allele for attached earlobes (E) is dominant to free earlobes (e). What would the gametes be if both parents were heterozygous for both traits be? PpEe x PpEe
A. PP, EE, pp, ee
B. Pp, Ee, PE, pe
C. PE, Pe, pE, pe
D. PE, Pp, pE, pe