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 fix cake disasters [title] Fix a burned cake. [step] The first sign is often the smell and that " d'oh! " moment as you realize you have forgotten the cake! Try the following fixes before tossing it. [title] See if it is possible to cut off the burned parts. <sep> (A) [title] Remove burnt parts at home or in a garage/shed. [step] The heat from burnt pieces of cake can sometimes smother something. (B) [step] Does it melt away in the oven? If it doesn't, lower the oven temperature to 350 ° f (177 ° c). If it cannot, gently pour cake remover over the burnt parts. (C) [step] Do this with care and only if the cake is slightly burned. Cut the base and edges off and cover with frosting or icing. (D) [step] If it is and they are still alive, then you may be able to clean those parts and replace them, but beware that many cake shells have un-damaged parts. A possible alternative is to cut the cake's parts off while the fire is still out.
Example Output: C

Example Input: [header] How to stay up late without electronics [title] Drink caffeine. [step] Caffeine blocks neurotransmitters in your brain that make you sleepy. When you start to feel drowsy, reach for a cup of coffee or a soda. <sep> (A) Remember that caffeine loses its effectiveness with overuse. Try to save it for when you really need it. (B) Your body will start shutting down caffeine when you're outside and keep you awake by doing what it is meant to do. It can help you stay awake long enough to go to bed. (C) Though caffeine will not give you energy right before sleep, it will trigger the natural sleep signal that draws us into the world right before it hits. An caffeine-rich beverage will wake you up more, making your sleep better. (D) Coffee is the source of human sleepiness so drinking coffee or another caffeinated beverage before bedtime is important. Even an extra pill is a key lubricant.
Example Output: A

Example Input: [header] How to make green enchiladas [title] Wash the chicken. [step] Rinse each chicken part thoroughly in cool water, then pat them dry with paper towels. [title] Poach the chicken. <sep> (A) [step] Cut the chicken in half, then run a slotted spoon along the sides to allow the chicken to cook evenly. Poach for half an hour, or until the chicken is tender and no longer have its skin burned. (B) [step] Melt the olive oil in a saucepan over medium heat, then add the chicken, poaching mixture and poaching water. Use a wooden spoon to stir well, then place the chicken in the oven. (C) [step] Place the chicken pieces in a large pot. Cover with an inch of water and sprinkle in a teaspoon of salt. (D) [step] You'll need about 8 tbsp. ( 240 ml) of chicken fat, since it will cook in the broth.
Example Output:
C