Mendelian Disorders

Which of the following occurs due to the presence of autosome linked dominant trait?

1.	Thalessemia	2.	Sickle cell anaemia
3.	Myotonic dystrophy	4.	Haemophilia

Match List-I with List-II:

	List-I		List-II
A.	Down's syndrome	I.	chromosome
B.	-Thalassemia	II.	chromosome
C.	-Thalassemia	III.	chromosome
D.	Klinefelter's syndrome	IV.	chromosome

Choose the correct answer from the options given below:
1. A-II, B-III,C-IV, D-I
2. A-III, B-IV,C-I, D-II
3. A-IV, B-I, C-II, D-III
4. A-I, B-II, C-III, D-IV