Although Most Americans Think That Kinship Is Basically About Biological

Although most Americans think that kinship is basically about biological relatedness, anthropologists have long recognized that kinship is about relationships that can also be established though which of the following linkages?

A) by behaving like a relative
B) by being related to someone who is related to you
C) by religious rites like christenings that identify a nonrelative as a relative(such as a godfather or a godmother)
D) all of the above