A person met with an accident and there is no time to, check his blood group, which of the following blood should be given to him ?
1
O, Rh+
2
O, Rh-
3
AB, Rh-
4
AB, Rh+
5
Question Not Attempted
A person met with an accident and there is no time to, check his blood group, which of the following blood should be given to him ?