A promiscuous mother has a child, but is unsure of who the father could be. There are three possible fathers. The mother, child, and three possible fathers have all had their blood type determined. Based on the results, can we determine for sure who the father must be If so, who is the father
a) Yes; the one with a matching blood type
b) No; blood type is not conclusive
c) Yes; the one with a different blood type
d) Cannot be determined