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 choose a dating site profile picture [title] Let them see you. [step] A profile picture's main purpose is to let potential matches see you. Because profile pictures tend to be small, you might want a picture of just your face or your shoulders and face. <sep> (A) Alternatively, you could create your own photo that includes the only aspect of your face that is not too large. [title] Optimize the picture to serve as a place to get ideas. (B) ( this is probably too self-deprecating and rather a trap for the stalker. ) showing them your face lets the potential date know exactly why you are happy with them. (C) That way, they can see you easily without even clicking on your profile. [substeps] That means getting an up-close picture. (D) And as a profile image can be a good way to portray your personality and show potential dates or non-potential matches, you should also have a picture of you together. You can use any picture of you as your profile picture if you have access to the internet.
[A]: C

[Q]: [header] How to style hair with hot rollers [title] Get the rollers ready. [step] Go ahead and plug in the hot rollers so that they're fully heated by the time you're ready to put them in your hair. If this is your first time using your set of rollers, read the manufacturer's instructions to make sure you use the equipment properly. <sep> (A) [title] Spray your hair with gentle hold hairspray. [step] Start with dry hair, since your hair won't hold curls if you use this method with wet hair. (B) [substeps] Always hold the handle of the steam wand between your wrist and the rollers. Never hold the handle of a curling iron at a normal straight line. (C) [substeps] Make sure your hair is fully washed and dry to avoid taking off any primer or styling gel. [title] Brush your hair while in the rollers. (D) [substeps] For thicker hair, use an extension. If your hair is thick, use an extension with one end attached to the round back of your hair.
[A]: A

[Q]: [header] How to clean your cat's feet [title] Examine their feet. [step] Before cleaning your cat's feet, you should take a quick look at them. This will provide you with information about the general health of your cat's feet. <sep> (A) When examining their feet : [substeps] Look for redness or sores. This could indicate allergies or infections. (B) [substeps] Look for a weak, uneven area to clean. Look for caked-on dirt and trapped debris, such as grit or mud. (C) Your cat's paws or toenails may rub against something that you don't normally touch. This might make scratching difficult for your cat. (D) Know how far from their toes you have found the scuccinomas. Sometimes the toes of a healthy foot are shaded by mud or dirt.
[A]:
A