Question

A person with blood group $B^{+}$ met with an accident and losses a lot of blood.Which pair of individuals can denote blood to him?

• A. $A{B}^{+},B^{+}$
• B. $A{B}^{-},B^{-}$
• C. $A^{+},B^{-}$
• D. $O^{+},B^{-}$

Answer 1

The correct option is D $O^{+},B^{-}$

B${}^{+}$ blood group contain antibody-A and type B antigen. A person with blood group B${}^{+}$ can receive blood from B${}^{-}$ as due to the presence of same type of antigen in them, there won't be any transfusion reactions. While O${}^{+}$ blood group does not contain any type of antibody.

So, the correct option is 'O${}^{+}$, B${}^{-}$'.