I believe it is D. Matrilineal. I don’t know though, it could be wrong
Answer:
Delegated (sometimes called enumerated or expressed) powers are specifically granted to the federal government in Article I, Section 8 of the Constitution. This includes the power to coin money, to regulate commerce, to declare war, to raise and maintain armed forces, and to establish a Post Office.
Explanation:
There are several ways in which the conversion of Vikings to Christianity played an important role in integrating them into Europe, but in general without this conversion they would be tried.