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". 

Example Input: [header] How to unlock tracfone mobile phones [title] Call tracfone. [step] Contact customer service at 1-800-867-7183 between 8:00am and 11:45pm, eastern time (et), 7 days a week. [substeps] If you did not buy your phone through tracfone, it is likely unlocked already, and no code is needed. <sep> (A) When you call, ask how long it should be on your phone or get a confirmation email for garfield. [title] Run an internet search for " tracfone mobile phones. (B) Look for a white box containing the code " 192.168.0.1. " if you do not see the code on the box, then replace it with the united states exit code (). (C) [title] Request an unlock code for your phone. [step] The representative will verify that your phone and account meet all the necessary conditions to be unlocked. (D) If you receive a voicemail notifying you that a call was unsuccessful, call customer service at 1-800-627-4590. [title] Place a text message (optional) on each call.
Example Output: C

Example Input: A indoor course is panned with camera in a warehouse setting. an athlete <sep> (A) runs on the course with a javelin, catching it about six times in the air before returning to throw again. (B) runs down a track and pole vaults over a high bar and onto a cushioned landing pad. (C) runs through the course exhibits. (D) performs a routine on the course taking long spins around turns.
Example Output: B

Example Input: [header] How to spot a craigslist scam [title] Look for the broken english. [step] The vast majority of craigslist scams come from foreign countries. [title] Watch for flowery language. <sep> (A) [step] Avoid using australian statements like: " i would never " or " i have no idea " to describe a scam. Contrary to popular belief, it can't be described like that; it has to appear like that. (B) [step] Most craigslist scams use a lot of apologies, religious references, rambling about family problems. [title] Do they offer you more money? [step] The classic craigslist scam recipe is the bad check. (C) [step] Many ebay scams have phrases that sound like english. It's possible the scam is in french or another english language. (D) [step] When selling a product, consider whether you hear any mushy language, or whether there is a good reason for the seller to use a phrase such as, " my item is bad " for a reason. Ads that sound like healthy english could be deceptive.
Example Output:
B