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". 

[EX Q]: [header] How to get your boyfriend back when he broke up with you [title] Try to understand why the relationship ended. [step] Was it a fight, cheating, or did you feel that he slowly lost interest? Understanding why he broke up with you will help you understand if trying to get him back is the best thing to do. [substeps] Think about his behavior in the weeks before the breakup. <sep> (A) Do you recall his comments funny, flirty, or romantic? Try to lighten up the way he treated you that day. Maybe he asked you to dance, for example. (B) If he seemed to have moved on by the time you were together, you might have a rough time dealing with this together. [title] Look for traces of him doing what he used to do. (C) This will help you determine if the relationship can be saved. If it was a sudden breakup resulting from a disagreement, then he just may need some cooling off time. (D) How you feel about his behavior during the months after the break up is probably confidential. Even if the relationship ended, how you feel now about him is entirely up to him.
[EX A]: C

[EX Q]: [header] How to relieve constipation after surgery [title] Use a stool softener. [step] One of the first medications to try if you're feeling constipated is a stool softener. These are easy to find over-the-counter and can help get you back on track. <sep> (A) [substeps] The way that stool softeners work is that they draw water into your stool from your intestines. This makes your stool softer and easier to pass. (B) [title] Take 600ml of stool softener before a meal. [step] Most stool softeners kill the production of prostaglandins. (C) [substeps] One good option for relieving constipation at the time of surgery is a stool softener. While stool softeners do provide temporary relief from constipation, they are expensive and will often disappoint you. (D) These medications are named for their antioxidant properties, which help reduce diarrhea and keep your stools from becoming irritated. [substeps] Remember that: the next time you're using an over the counter stool softener treatment, be sure to follow the dosing instructions.
[EX A]: A

[EX Q]: [header] How to custom paint your electric guitar [title] Remove your guitar strings and the screws in the body of the guitar. [step] Remove the guitar strings and then unscrew the neck of the guitar from the body with a phillips-head screwdriver. Once the body is standing alone, unscrew the screws and knobs on the front of the guitar. <sep> (A) [substeps] This will remove the delicate fender and lateral phillips with just a few minute twists. [title] Remove metal stems from the guitar body with a rock knife. (B) [substeps] You can also use your fingers to gently pop the neck into place, as opposed to yanking it down all the way with your fingers. [title] Replace the bridge, which is attached to the guitar's body. (C) [title] Turn off the power to the guitar. [step] Unscrew the guitar and install the nuts that hold the body to the neck of the guitar. (D) Remove the screws on the pickups and bridge of the guitar. [substeps] If there is a faceplate over your volume knobs, you'll have to remove the plastic portions of the knobs before you can lift the faceplate off.
[EX A]:
D