This is A. declarative because it is simply stating a fact rather than telling someone to do something (imperative), making a dramatic exclamation, or asking a question
D. I think Kayla and Lily will run as they had planned because they have established a routine.
Explanation:
There is no strange change of occurrences that would make her change her routine. Her friend is just tying her shoelaces, so they will probably go out to run.