Pick out the correct statement
(I) Haemophilia is a sex-linked recessive disease
(II) Down's syndrome is due to aneuploidy
(III) Phenylketonuria is an autosomal recessive gene disorder lt brgt (IV) Sickle-cell anaemia is an X-linked recessive gene disorder

Options

A. (ii) & (iv) are correct
B. (i), (iii) and (iv) are correct
C. (i), (ii) and (iii) are correct
D. (i) and (iv) are correct

Answer

C