Among the following genotypes which one impart same skin tone in human beings?A.  AA BB ccB.  Aa BB CcC.  AA bb ccD.  AA BB Cc

Genotypes AA BB cc and AA Bb Cc have four dominant alleles and two recessive alleles for skin color and hence show same type of phenotype. AA bb cc has only two dominant alleles and AA BB Cc has five dominant alleles.