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". 
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Question: [header] How to clean rubber boots [title] Wipe away light dirt and grime. [step] If your boots aren't especially dirty, you can usually clean them easily with a damp cloth. To prevent dirtiness from building up on your boots and causing longer cleaning times, do this after each time you use your boots. <sep> (A) Before handling an object or stepping on something wet, make sure you wipe it away on a rag first. Use a mild soap and water to wipe off even the smallest traces of dirt. (B) [substeps] To increase the dirt fighting potential of your damp cloth, mix 1 tsp (5 ml) of dish soap with a ¼ gallon (1 l) of water. Douse your rag in this, and wipe down the boots. (C) [title] Grind three pounds (177 g) of dry powder on a coffee grinder. [step] The dry powder will help to transfer dirt and dust to the boots. (D) This will clear little dirt and grime off of your boots, leaving them looking brand new. [substeps] If your boots are already cleaned, you may need to consult a shoe store or partner to inspect them for a better cleaner.

Answer: B


Question: [header] How to eat a maryland blue crab [title] Check to see if the blue crab is in season. [step] The maryland blue crab can be found fresh or pasteurized (sealed in cans and heated to kill pathogenic organisms) throughout the year, but it is not in season all year long. The crab season in maryland starts in april and ends in december. <sep> (A) [substeps] Crabs are usually less expensive at the beginning of the season. Crabs harvested in june through august are the most flavorful. (B) However, it may also be in the winter time, if temperatures are below freezing. Check the crab's growth schedule to make sure that it is in good shape. (C) [title] Buy a crab that is not in season through meat and seafood market. [step] When all meat gets picked up, the crab goes into season. (D) [title] Purchase crab with a cold peg before your meal. [step] A cold peg nips off the bottom of the crab's shell, so check carefully when purchasing it.

Answer: A


Question: [header] How to run a boat motor out of water [title] Read your manual before starting the motor out of water. [step] Check the manual to find out where your intakes are located and whether they have built-in attachments for a garden hose. If not, you'll need a set of motor muffs. <sep> (A) Make sure your valves are close to the water line. [substeps] When you detach the motor, make sure to pull it up or down. (B) [title] Turn off the power to your motor. [step] Make sure to avoid turning to the right or you could kill a fairy. (C) [substeps] If you don't already have a muffs, you'll be doing manual float motors for small craft that you'll need to learn how to use. Many boats have a built-in float cover that you can slide into. (D) [substeps] Most manufacturers' recommendations for flushing or running a motor out of water are similar. However, you should still check the specific procedure for your model.

Answer:
D