Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to be a great sleepover host [title] Prepare. [step] Make sure you have music, movies, games and other activities available for your guests. [title] Show them around the house. <sep> (A) [step] When guests arrive, give them a tour of the house; show them where the bathroom and the phone are, in case of any emergencies. Also tell them the " off limits areas " such as parents rooms, studies, siblings rooms, or any other room your parents don't want people barging in. (B) [step] Give them a check for which rooms are guest only. [title] Make a good first impression by greeting each guest in the hall. (C) [step] Ask them if the sleepover is exclusive and if people are coming the night of. Include everything the sleepover contains, including things like all the bathrooms, playgrounds, food, beds, mini bathrooms etc. (D) [step] Make sure people stay overnight, so none of the guests could leave undetermined. [title] Make sure guests can enter and exit the house.
Output:
A