A couple,with a family history of beta thalassemia major in a distant relative,has come for counseling.The husband has HbA2 of 4.8% and the wife has HbA2 of 2.3%. The risk a having a child with beta thalassemia major is:

A couple,with a family history of beta thalassemia major in a distant

1.	A couple,with a family history of beta thalassemia major in a distant relative,has come for counseling.The husband has HbA2 of 4.8% and the wife has HbA2 of 2.3%. The risk a having a child with beta thalassemia major is:
A.	0.05
B.	0
C.	0.5
D.	0.25
Answer» C. 0.5