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 change a drill bit [title] Loosen the chuck. [step] The chuck is piece on the end of the drill that loosens and tightens to hold the bit. Grasp the chuck with one hand while you hold the handle of the drill with your other hand. <sep> (A) Loosen the chuck by sliding the drill bit along one side. If you have known it already, it will already be loose, but there is a screw on the end of the piece that holds the bit in place. (B) Use extra leverage as you slowly press down on the chuck to loosen it. [substeps] Keep your eye on the chuck while you are tightening it. (C) Twist the chuck counterclockwise to loosen it. Another option is to pull the trigger gently while holding the chuck. (D) Begin to tighten the chuck by turning it clockwise so that the chuck remains firmly in place. Use your wooden allen or long-handled allen key to turn the chuck clockwise until it is firmly within the drill's circle.
C

A player wearing a black t-shirt kick the ball to move in an elliptical trajectory and scores. After, the teams continue playing and scoring and the players wearing red t-shirt win and receives a trophy. teams <sep> (A) are shown on the ice playing. (B) play beach soccer in the beach in a competition. (C) wearing an elliptical method celebrate and hug each other. (D) then continue dodging the ball and keeping score and they give thanks to each other as well.
B

[header] How to remove dog urine [title] Soak up the urine. [step] Place a thick layer of paper towels and newspapers on the soiled area. Press or stand on the paper for a few minutes, allowing the liquid to be pulled out of the carpet. <sep> (A) This will remove any mud and sawdust. Leave the newspaper to soak up the urine for a few minutes without wetting the newspaper. (B) The liquid should be too thick to pour out without spilling. [substeps] Depending on the severity of the dog's urine, may take several hours or even several days to fully soak up. (C) [substeps] After you've soaked up as much urine as possible, leave the soiled papers in your dog's bathroom area. For example, place the papers right outside in an area of your yard that your dog normally urinates. (D) You don't need to use a bucket or your hand to do this. Rather, you simply squeeze or drop a bit of the urine into the paper towels.

C