I believe it's unknown since the Mississippi is the predicate and unknown is a describing word, a.k.a. an adjective but I'm not sure
Good luck, hope I helped!
Explanation:
sam asked him if he always goes to that bar
Answer: was talking
Explanation:
this is the only one that sounds right
Answer:
Dialogue is
the words characters say to each other in a story or drama
Explanation:
I had a similar test