Which of the following statements are correct?
$(a)$ The $X$-linked genes are located on the non-homologous region of $X$-chromosomes.
$(b)$ Females with the recessive gene on one $X$-chromosome are carriers.
$(c)$ The carrier female is also severely affected by the disorder.
$(d)$ $Y$-linked genes are located on the homologous region of $Y$-chromosome.
$(e)$ Human males have homomorphic sex chromosomes.
Choose the correct option.

• A
  $(b)$ and $(c)$ only
• B
  $(a)$ and $(b)$ only
• C
  $(d)$ and $(e)$ only
• D
  $(a)$,$(b)$ and $(c)$ only