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". 

[header] How to install custom firmware [title] Record the router's model and version number. [step] These numbers are usually located near the manufacturer's logo, underneath or in back of the router. Write down the model and version information for future use. <sep> (A) [substeps] If you are using windows xp (default operating system), the model number can be found in the start menu under " system settings. " skip all the discussion menus, and then go to system preferences. (B) [title] Obtain the router's ip address and default gateway for your computer system. [substeps] Determine the ip address and default gateway for a pc. (C) [substeps] " w " with the green background is the serial number for the model. " p " with the red background means " unhappy operating system. (D) [substeps] It is easy to determine what operating system is running on your router if you don't know the model. Copy the model from the registry to convert it to your operating system.
B

[header] How to use counseling to overcome body image issues [title] Make a list of things you don't like about yourself. [step] One thing you might be asked to do in counseling is to make a list of things you don't like about yourself. Include things you are uncomfortable with or ways you feel about your body. <sep> (A) Picking a list can help you and your friends and family come to terms with your problems. [substeps] List everything you dislike about your body. (B) [substeps] Include any body parts or specific things that you have a problem with. Think about things about your body you try to hide or disguise. (C) [substeps] Don't make this list all at once. While you might end up focusing on the thinnest part of yourself, your list will keep you from only focusing on the lame parts that you can't possibly fully change. (D) [substeps] If you don't like having your body judged, you'll get put in a vulnerable position where you can't stand being judged. On your list, find your beliefs or passions.
B

[header] How to use branched chain amino acids (bcaas ) [title] Take bcaas to ease symptoms of liver cirrhosis. [step] Liver cirrhosis is a chronic liver disease characterized by fatigue, itchiness, nausea, and a tendency to bruise and bleed easily. Cirrhosis is caused by alcoholism, viral hepatitis, or fat accumulating in the liver. <sep> (A) Bcaas will cause your body to produce more acids, which can irritate your liver more. [title] Do not walk on swollen or irritated liver joints. (B) Electrolyte imbalance inhibits your liver function. Over time, the datively distributed acetaminophen (maxillin) metabolizes xanipid in your liver. (C) It dissolves the liver's enzymes and toxins, resulting in jaundice. [substeps] Note that bcaas can cause liver enzymes to shut down, which in turn can lead to serious complications. (D) Taken regularly, bcaas have demonstrated an ability to reduce feelings of weakness and fatigue associated with cirrhosis, and help sore muscles heal faster. [substeps] Bcaas can improve your quality of life if you have liver cirrhosis.

D