I) Prakash blood didn’t show clumping with antiA antibodies.
II) Hasith’s blood clumped with only anti-A antibodies.
III) Both their blood samples clumped with antiRh serum. Which of the following can be definitely said about blood groups of Hasith and Prakash ?
A) Both are Rh positive
B) Both are A positive
C) Both are Rh negative
D) Prakash is B positive and Hasith is A positive