Given the task definition and input, reply with output. 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".

[header] How to plan a dark tour or halloween vacation [title] Determine who will be going on the trip with you. [step] Whether friends or family, they should have an interest in the subject matter of the tour. It can be an unpleasant experience for them, yourself and anyone else along if one person is uncomfortable with the nature of the locations being visited. <sep> (A) Don't just ask anyone you respect to tag along-you'll overwhelm your entire guest list with people on the trip. Choose a group that you can speak to in person whenever you have some peace of mind. (B) [title] Involve anyone else going on the trip in the planning of it. [step] This will further generate interest and can be fun in its own right. (C) Also try introducing your parents with common interests to the group and setting up the outing so the group has easy access to activities they may not normally spend time doing. [title] Take into account the expected time for each group of people. (D) The trip should be pleasant and warm for all involved. [title] Decide whether you will take your dog or cat on a dark tour and if it will be longer.
B