Responses
And isn't O considered a universal donor?
yes, it is.
Although, I guess he'd be receiving, so it might not work, but just how much of another blood type must be taken to cause a problem and how much did they need to share. What was originally being required, required no blood at all.
Lol, the ending was funny! FYI the guy who was type AB could have gotten blood from her since she is type B, since he has no antibodies to her antigens.