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 celebrate national boss day [title] Give a gift to your boss for altruistic reasons only. [step] It's not wise to give your boss a gift only because you are expecting something in return, such as a raise or a promotion. The reason national boss day was created was in order for employees to show appreciation to their bosses. <sep> (A) Therefore, it's better for your boss to give something in return. [substeps] For example, if your boss wants to buy a new computer, give it to the company first. (B) Furthermore, your boss definitely wouldn't give work to his boss in return. It only needs to be small, money-making gifts or things to show appreciation. (C) [substeps] Human resources employee receives food, toys, clothing, and even property. Use your boss day's goal of bonuses as a reason to have more gifts around. (D) [title] Enlist the help of your co-workers. [step] Many employees band together and pitch in for a gift for boss's day.
Output:
D