Erin: [Nodding] Grandma always joined us with her homemade biscuits.
In an essay it should only be one I'm pretty sure, but in a narrative as many as it takes to explain a lesson learned. If you were writing a book your conclusion would be whatever comes to you and whatever you feel the characters would do/say/feel.
Answer:
A or C
Explanation:
C because it is to moltiple readers
A because it could be to the one person
<span>I am not going to leave this room until you apologize to me. </span>
Answer:
B. to summarize the entire presentation