Yes the father can be O, A or B
Yep....just because the father does not have the same blood type he can still be the father. I have the same type as my mom.
Yes, but if the mother has had different partners, only a paternty test will tell who the dad is
yes he can be the father i have 5 boys iam o+ 4 of my boys haves o+ and 1 haves a+