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 address guests on escort cards [title] Address individual guests using their full name. [step] Guests who are planning on showing up by themselves need only be identified by their first and last name. Consider including the person's middle initial if they have a common name that may be shared with other guests. <sep> (A) [substeps] Consider the sender of each card or the recipient's first and last name. If they have a primary or joint name, include this with the full name. (B) [substeps] It's a good idea to use the name of the guest you want to address yourself. For example, if you want a library card (and you have permission to use the card), you can designate it " mr. (C) [substeps] For example, someone who lives alone may want to include " treasurer jones, " especially if their name is john smith. [title] Use text messages to identify guests based on their name. (D) [substeps] Unless your wedding is going to be an informal celebration, don't use abbreviations or nicknames-write " samantha " instead of " sam " and " william " rather than " bill. " an escort card for an unaccompanied guest might simply read: " john b.
[A]: D

[Q]: [header] How to make black coffee [title] Purchase freshly roasted, whole bean coffee. [step] If you can't purchase it directly from the roaster within a week or so of it being roasted, opt for a vacuum-sealed bag from a reputable national coffee-bean roaster. [title] Purchase your own coffee grinder, or grind it in the store. <sep> (A) [step] If possible, choose a burr grinder in place of a normal blade grinder. For best results, grind the coffee fresh right before brewing each day. (B) [step] Grind coffee beans in the near-black zone of a coffee grinder. You can use either a regular-size grinder or a pre-grind grinder to grind your coffee. (C) [step] Modern coffee grinders have drawbacks, as they require higher temperatures to make purified coffee. Where possible, purchase one that comes pre-boil. (D) [step] Print it onto a piece of paper, remove the lid from the coffee grinder, and grind the coffee beans in the machine's center. [title] Unplug the coffee grinder and plug it into the wall outlet.
[A]: A

[Q]: [header] How to stop your toddler from fake crying [title] Ask yourself whether your toddler is fake crying to get attention. [step] Toddlers fake cry for a variety of reasons, but it most often is to get a reaction from their parents. When you understand why they are fake crying, you can tailor your reaction to meet their needs. <sep> (A) [substeps] Think about how the child's fake crying is interpreted in the eyes of you. If it is aimed at them, you may want to put an ad in your newspaper to get people to recognize it. (B) [substeps] Understand that fake crying is often the result of poor self-esteem. Toddlers may be afraid that their mother believes they are a loser, but they may really be faking it to get attention and support. (C) If you clearly understand the underlying reason for their fake crying, it may be easier to sympathize with them in the future. [substeps] Individuals faking crying may seek attention by calling themselves " i am the princess " or " samantha is a princess. (D) [substeps] Many toddlers fake cry to get attention if they are competing with other siblings. Some toddlers begin fake crying at the birth of a young sibling or if they are often around infants.
[A]:
D