instruction:
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". 
question:
[header] How to make a composite longbow [title] Select your wood. [step] Go to a hardware store or an archery store. Only cut live trees if you are sure it is a suitable wood, and are prepared to properly dry the wood. <sep> (A) [substeps] Non-live trees can be prepared for a shoot near a slope. However, live trees that have been broadcast on the news should be cut or damaged, to avoid soiling the tree. (B) Just-cut, wet wood won't work well. [substeps] Look for a board that's 6 feet (1.8 m) long , 1 " x2 ". (C) [title] Squeeze out the sap from each antler. [step] Squeeze each antler gently to release the excess sap in the old antler. (D) For smaller shoots, use white cedar or fir bark. If the shoot is large, use pine bark or maple bark.
answer:
B


question:
[header] How to keep spiders out of your gardening boots [title] Wash an unwanted pair of pantyhose. [title] Cut the legs off and discard the waist portion. [title] Roll a leg over the open portion of the boot, pulling down to the toe area. <sep> (A) [step] If your leg is not entirely off, fold the front under so you may have one leg intact, exposing only a toe area and one upper portion. Trace a few lines on the bottom piece of the boot using a pencil. (B) [step] Leave about two inches of leg open. This will allow bugs or vines to climb up. (C) [step] The toe area will sit across the open portion of the boot. The pantyhose acts as a barrier against any creepy crawlies finding their way inside. (D) [title] Cut off the side of a skinny sock. [title] Pull some adhesive glue, such as elmer's glue or duct tape, onto a small space in the sock, about ½ to ¾ an inch wide.
answer:
C


question:
The second step is to put gloves, and the third step is to wet a cloth and put abrasive power to rub the bathroom sink. the four step <sep> (A) exercise routine is to apply the slippers. (B) is to put abrasive powder on a sponge to clean thoroughly the bathroom sink, then the fifth step is to mix vinegar with water. (C) task is shown in reverse. (D) task is tried out on the sink.
answer:

B