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 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.
[EX A]: D

[EX Q]: [header] How to carry a hedgehog [title] Don't be nervous. [step] Hedgehogs are great at sensing fear, and if you are scared and nervous, they will be scared and nervous, making it a bad experience for everyone. [title] If you are going to handle a hedgehog, pick it up. <sep> (A) [step] Grasp its tail firmly with two hands placed on either side of its spine and hoist it up on a sturdy, sturdy surface. [title] Hold your hedgehog's whiskers on the inside of your hand. (B) [step] This is a relatively simple thing to handle-a hedgehog can bite you if you touch it. Instead, just hold it close to your body, and let go, be aware of how many times you are holding your pet. (C) [step] Place your hand on the animal's shoulder, gently turn its head towards you, and release a calming word. Walk slowly around the hedgehog, holding the animal securely and gently holding the neck and head. (D) [step] Don't mess around and try to poke it awake or make it aware of your presence by hovering your hand. Hedgehogs are prey animals with poor eyesight, and this is seen as a threatening gesture.
[EX A]: D

[EX Q]: Two suma wrestlers walk to a ring. A crowd watches the fight. The suma wrestlers prepare themselves. a referee <sep> (A) calls a challenger. (B) counts the two matches. (C) calls them into position. (D) gives the suma winners and the winners walk out onto the ring.
[EX A]:
C