Humans inherit colour of their eyes from their
parents. Brown-eyed couple has three blue-eyed
children. Which of the following statements gives
correct explanation of this situation?
(i) Each parent has an allele for brown eyes and
an allele for blue eyes.
(ii) The allele for blue eyes is recessive.
(iii) The probability that their next child will have
blue eyes is 75%.
(iv) The probability that their next child will have
brown eyes is 50%.
A (i) and (ii) only
B (i) and (iii) only
C (ii) and (iv) only
D (iii) and (iv) only