There is a pedigree chart given below. It shows a particular trait. It illustrates the inheritance of a trait. On the basis of your observation of the given diagram, answer the following question:

The given chart shows a:
a) Autosomal dominant disorder
b) Autosomal recessive disorder
c) Sex-linked recessive disorder
d) Sex-linked dominant disorder

Options

A. Autosomal dominant disorder
B. Autosomal recessive disorder
C. Sex-linked recessive disorder
D. Sex-linked dominant disorder

Answer

B

Explanation

Parents are the carrier (ie. heterozygous) of the disease hence, among offspring only few shows the trait irrespective of sex. The other offsprings are either carrier or normal.