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 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.
C

[header] How to know if your dental fillings need replacing [title] Watch for tooth sensitivity. [step] If you have fillings that need replacement, you'll likely feel it first. Paying attention to the physical symptoms of old or decaying fillings can let you know if it's time to have your dentist replace them. <sep> (A) One sign that your fillings may need replacing is if you have tooth sensitivity to temperature, sweets, or pressure. [substeps] Pay attention when you bite into any cold, hot, or sweet foods. (B) Teeth sensitivity occurs when gums become severely stained with white blood. These white discolorations are mainly due to gum disease, but most commonly introduce a white blood cell colony to the side of your mouth. (C) Once your doctor notices an increase in tooth sensitivity, he or she can return you to the dentist. [substeps] Are your teeth hurt or moist? Severe tooth pain, cramping, sensitivity, or tingling are all signs that they need replacement. (D) [substeps] Bad tooth sensitivity is usually not a problem until it gets worse and you start to feel pain. You may experience sensitivity at night and bad teeth at the same time.
A

[header] How to cover a chair [title] Contact the company who made the furniture to see if they suggest a certain type of slipcover. [step] If the chair is in an unusual shape or is heavily upholstered, it may not work with a standard slipcover. Searching for the type of furniture and the term " slipcover " in online forums may also work. <sep> (A) Once you have identified the chair or wooden furniture that you would like to cover, call on the company or manufacturer of your slipcover item. Ask how long they have maintained the furniture. (B) [substeps] Cardboard or leather slipcovers are available at many home improvement stores or lumber stores. Self-adhesive slipcovers come in two basic types. (C) [title] Remove the bottom edge of the cover first. [step] Measure the wood and determine its height in inches. (D) [title] Measure your chair to see if you can find a slipcover that will work. [step] Make sure to include the height, width and depth of the chair.

D