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 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.
[EX A]: C

[EX Q]: [header] How to catch lake trout [title] Use a light-action rod with 4 to 6 pound test line. [step] This is the best rod to use for trout fishing and allows you to use a variety of techniques to catch your trout. The lighter line has less friction with the water, allowing you cast your line to the very bottom of the lake with ease. <sep> (A) All you have to do is lightly tap the rod with your finger to get some water onto the rod. [title] Get your hand used to the catch. (B) The slower you cast the rod, the more power your line will have. [substeps] Be aware that certain fishermen only use lighter lines when they plan on doing something else. (C) [substeps] Some lake trout can be over 35 pounds, you will need a heavier rod for these. If you know you're fishing a lake that has massive fish, bring a heavier rod as well. (D) [substeps] Watch out for small rocks in the water if you're unsure how to cast your line. The rocks reflect off of lake trout very easily.
[EX A]: C

[EX Q]: [header] How to transition your wardrobe to fall [title] Layer appropriately. [step] Layering is one of the best means to transition a wardrobe item from summer to fall. If you don't want to put away your favorite band t-shirt or summer dress, some layering allows you to wear the item into the fall months. <sep> (A) You don't need to pair gym clothes with a ratty t-shirt and a pair of flip flops. That just has to wear out the rest of your wardrobe. (B) It can also show off your bare shoulders, displaying the movement and warmth of summer. [substeps] Sweaters can be paired with sweaters or wrap-ins like backless jackets or bomber jackets, which can result in paired outfits throughout the summer. (C) This can help you focus your wardrobe on a color theme. [substeps] A layered top can backfill a plain onesie to create an old, stuffy and far out-of-your-league summer look. (D) [substeps] Throw on a nice button down jacket or cardigan over a shorter sleeved t-shirt. This will make the item warm enough for fall.
[EX A]:
D