antibodies in plasma=blood group B= anti A, group AB-no antibodies, group Of -anti-A,B .
Can receive blood from=group B=B+,B-,o+,o-,groupAB=from all other groups, group O=oO+, o
Can give blood to= A= A +, A-, Ab+, Ab-
Ab blood group= AB= AB+, AB-
B blood group=B-, B+
O blood group=all blood groups