TASK DEFINITION: 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". 
PROBLEM: [header] How to numb a tooth [title] Take an over-the-counter-painkiller. [step] A painkiller like ibuprofen or acetaminophen should be your first step in trying to numb a painful tooth. These painkillers will alleviate the pain from your tooth, and should also decrease any swelling in the infected area. <sep> (A) [substeps] If you are not able to find ibuprofen, you can opt for acetaminophen instead. [title] Freeze food that contains aspirin. (B) [substeps] Ibuprofen can be applied within 30 minutes to up the duration of an over-the-counter painkiller. Follow the manufacturer's instructions and do not take ibuprofen within 30 minutes after it has been applied. (C) [substeps] Make sure you read and follow the dosage on the packaging. Do not eat anything until told to do so by your dentist to ensure you are following the proper dosage. (D) These are all readily available at your local pharmacy. [substeps] If you're treating a toothache in a child younger than 18, do not give him or her aspirin.

SOLUTION: D

PROBLEM: [header] How to pursue romance if you suffer from depression [title] Make new friends. [step] If you're intimidated by the idea of asking strangers out or going out on dates with people you don't know well, you can take a more casual approach to dating. Instead of actively looking for someone to date, focus on making lots of friends. <sep> (A) [substeps] Make sure to reach out to people when you do want to date. For example, call up a friend you haven't talked to in a while or make a point of saying hello to them. (B) This will give you the opportunity to interact with people in a less stressful way, and it may lead to a romantic relationship. [substeps] If you need help making new friends, try joining a club or social group. (C) [substeps] Join a dance club or some other social activity, if possible. Also, join a school dance troupe or band. (D) Say, " i couldn't stop thinking about you. Do you have a family who'd be willing to hang out with me for a night? " you're more likely to strike up a conversation with people you like if you're comfortable with the idea.

SOLUTION: B

PROBLEM: [header] How to make a hair clip with a scarf attached [title] Assemble the items needed. [step] These are listed below under " things you'll need ". [substeps] For the scarf, use a smallish long sized one of a very pliable and gauze-like fabric. <sep> (A) [title] Open the barrette or hair clip. [title] Lay one end of the scarf so that it overlaps the fastener end (opening end) of the barrette or hair clip. (B) This piece needs to be about five inches and tall as to be used for braiding and using any elastic or solid size strands. For more information or instructions on using the scarf: check out: how to make a hair clip with a fabric made from cast iron, nylon, or mesh about 3 inches wide. (C) For the scarf length piece, use a small piece of thin satin tape, fabric scissors, tape or masking tape. For different wigs, different kinds of wigs are used. (D) For the long piece of cloth, use a medium sized one of a lighter color or a darker color. For the scarf: cut off a piece of the cloth that's approximately as wide as the scarf, made to about 6 1/2 " by 10 1/2 ".

SOLUTION:
A