You will be given a definition of a task first, then some input of the task.
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 convince someone to try a long distance relationship [title] Determine if you have a future with them. [step] You should only try a long distance relationship if you're in a serious relationship and intend to be in a relationship for the long term. Think about whether you're casually dating or whether the relationship is serious. <sep> (A) If you are already seeing someone you can be in a long distance relationship with them until you're 30 and/or have children. If you already have children, you might be attempting to avoid a long distance commitment at all. (B) In this case, a long distance relationship might not be worth trying. [substeps] Even if you're in a committed relationship, you might have feelings for the person you're dating. (C) If the two of you have serious commitment issues such as physical well-being and social problems, a long distance relationship may not be for you. If the two of you have serious feelings for each other, you may want to consider bringing your relationship to a close. (D) Consider things such as if you live together, how long you've known each other, and how much you care for each other. [substeps] You can ask them something like " do you see a future with me? " [title] Explain your feelings and have a conversation.
Output:
D