Which of these is a power reserved for stateb governments by the United States Constitution

a

explanation:

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

they move troops weapons suplies food water shelter vehicles ect. hope this : 3