What's after 'd' all the way to 'i' (for people who are new and need points) : ))

Do not use this medicine with milk, cheese, or other dairy products. what end punctuation needs to be added to the above bolded word?

How do the soldiers' feelings about macbeth in act i differ from their laterfeelings about him in act v? a. in act i, theymere jealous of his rise to power; in act v, they feelsorry for him and the burdens he bears.b. in act i, they think he is a bully; in act v, they believe he will make agood king if given enough time to rule.c. in act i, they think he is brave and honorable; in act v, they think heis an insane tyrant who must be defeated.d. in act i, they are frightened of his fierceness; in act v, they areafraid of what horrible crimes he will commit next.

Tony ran down the stairs. the prepositional phrase is