Double check my answers! the last question picture really confused me. [part 2]

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

What drives an advertising campaign?

Suppose you were the commissioner of corrections for your state. which correctional activities might come within your domain? which mostly would not