During determining the blood group according to the AB0 system with salt solutions of monoclonal antibodies agglutination did not occur with any of the solutions. What blood group is it?

Answer options

1. 0 (I)
2. B (III)
3. A (II)
4. -
5. AB (IV)

Explanation

Group I(O) or group zero is called the Universal donor because it has neither anti-A nor anti-B antibodies and is compatible with all other groups.