instruction:
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". 
question:
[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.
answer:
D


question:
Man is interviewing some people who is watching two women in bikini wrestling, the woman wins and start jumping. two women in bikini <sep> (A) are standing with a dwarf and he is winning the fight while the interviewer is talking to people in the audience. (B) threw down the metal bar and continue wrestling, of course some people are standing in the pool watching them. (C) wrestle second style in the track and field and win and walk to finish the event. (D) are returning to training with trampoline sits on a beach.
answer:
A


question:
[header] How to treat heat cramps [title] Identify when you have a heat cramp. [step] Heat cramps are painful muscle spasms that result from dehydration, typically due to exercising or working in hot environments. Heat cramps are not simply caused by heat or being in a hot environment, as the name might suggest. <sep> (A) [substeps] Heat cramps cause the area to start to itch and cause cramping during your activity. As with hot temperatures, for example, these symptoms indicate that you've high blood pressure or if you exercise regularly. (B) They can arise when hot conditions contact the moisture in sweat. [title] Recognize heat cramps are caused by hormonal imbalances. (C) Intense sweating from the exertion results in a loss of both fluid and the electrolytes (salt) needed for proper muscle function. Though you can experience heat cramps in any muscle group, they are most common in the calves, arms, abdominal muscles, and back muscles. (D) Because of this, you can ask your doctor if you have cramps before taking the medications you are taking. [title] Try probiotics or probiotics.
answer:

C