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".
Q: [header] How to host a sleepover (for boys ) [title] Carefully select guests for the sleepover. [step] Your son should have some input of course, but be careful not to let him invite too many boys, or to invite any boys you know to be troublesome. Be sure to have all of the boys' contact information so you can talk to their parents beforehand and make sure they're comfortable spending the night. <sep> (A) [title] Also, have a sheet of paper for everyone to write down on. [step] This lets all members know that there is a plan in mind. (B) [title] Choose the best day and time for the sleepover. [step] Ideally sleepovers should happen on a friday or saturday night. (C) [title] Prepare the girls for the sleepover. [step] Make sure everything is laid out for them and prepared well in advance. (D) There are even websites that allow family members to sign guest descriptions. [title] Find a suitable bed to set up.
A:
B