"law of the blood" refers to a rule that a child's citizenship depends on the (2 points)

parents' citizenship

location of birth

resident alien

naturalization

which statement explains one of the reasons world war 1 was so much more destructive than earlier conflicts

the answer is d because for c the actors can't love acting for the other's audience their not even in the same show, it can't be b either because the question is talking about the actors not the audience, and it can't be a because   it's not specific enough