both of Jack's parents are dominant homozygous for having detached earlobes however Jack has attached earlobes that hearing is not impacted by this whatsoever which of the following statements is true?
A. Jack has beneficial mutation that allows him too hear better.
B. Jack has harmful mutation that inhibits his hearing.
C. Jack inherited attached earlobes from his parents.
D. Jack has a neutral mutation associated with earlobe shape.
