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]: There's a woman dressed in black playing billiards in front of some spectators. after she <sep> (A) knocks down 6 pins, a person comes and jack by. (B) finishes her game, she begins knocking down fifty and counts it. (C) 's done rolling the ball, she puts on a red shirt and grabs her purple racquet. (D) 's done another lady takes her turn and hits a few shots.
[EX A]: D

[EX Q]: [header] How to clean a vornado fan [title] Clean out dust in the outer grills using a vacuum cleaner brush. [step] You can use a brush attachment on a vacuum cleaner to clean out all of the dust from the outer grills. Make sure the fan is unplugged before vacuuming. <sep> (A) [title] Place a cleaning rod in each section of the fan and squirt some cleaning fluid through each rod. [step] Avoid getting any grease in the vents or rest tray. (B) Some of the cleaner should be removed from the outside if you use a cloth and brush as cleaning instructions are laid out in the manual. [substeps] Avoid cleaning the outer grills with dust because it can detach some of the insulation and contribute to the fan's cooling. (C) Wipe down the inside of the cover every few minutes so you can put the fan back together. [substeps] For maximum efficiency, you should wash your vornado fan at least once a month, which is right after each dry run. (D) Go slowly when vacuuming to ensure you clean out as much dust as possible. [substeps] This will only clean the outer part of the fan, not the inside blades.
[EX A]: D

[EX Q]: [header] How to clean a deer [title] Confirm that the deer is dead. [step] If needed, shoot it again. Do not approach a wounded deer on foot. <sep> (A) These deer are rigid creatures and do not respond well to direct contact with people. It may be so that if someone approaches the deer from afar this may result in tears and injury. (B) Rear up your foot and stand on the edge of the stream, which is actually safer for you. Deer only lay spread-outs on the water so toads and alligators cannot kill them. (C) Deer can survive the shock of a shot to the torso, rather than from your hand. Come right out with your gun and hold the deer by the flanks with one hand. (D) [title] Make the first incision on the belly. [step] Lay the deer carcass on its back with legs spread.
[EX A]:
D