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".

[Q]: [header] How to introduce a pleco to a goldfish tank [title] Ask how large the pleco will grow to be. [step] Although most pet stores will sell plecos that are only a few inches in length, you should know that they can grow quite large. Fully grown plecos can reach up to two feet in length. <sep> (A) [title] Check your tank's surface before you place the pleco into the tank. [step] Make sure that your aquarium is opaque or has a drop-down tray so that your pleco is not exposed to water. (B) This can have a negative impact on their lifespan. [title] Choose a tank with large walls and no air holes. (C) [title] Make sure you cover more than twice the tank. [step] If you find that your pleco grows too much, cover the entire tank with a blanket. (D) The exact size of the pleco will vary depending on the species. Ask someone at the pet store how large the pleco will get before making a purchase.
[A]: D

[Q]: [header] How to assemble an emergency roadside kit for a desert climate [title] Prepare for car repairs [substeps] Include foam sealant or a battery-powered air compressor in your desert roadside kit. These will aid in a quick repair in case of a flat tire. Also store an extra jug of coolant in case your car overheats. <sep> (A) Supply any diicer you won't need to replace whenever your car loses power. A small backpack with flexible, flexible, and weather resistant backpacks are more critical. (B) Carry jumper cables and a tire jack in your car trunk at all times. [title] Stay hydrated [substeps] The temperature of the desert will be one of your worst enemies if you get stranded in a roadside emergency. (C) Using heat-powered oxygen pumps, burns fuel, or compresses materials may be delays during basic car repairs. [title] Obtain specialized supplies [title] Find the correct car mechanic. (D) [title] Buy a driver's side cooler. [step] Gas stations and convenience stores are excellent outdoor places to pack.
[A]: B

[Q]: [header] How to do the tim tam slam [title] Determine your beverage. [step] You can drink virtually anything with your tim tams, so long as the liquid is not too thick. Pudding, for example, would likely be difficult to tim tam slam. <sep> (A) Research done by arnott's, the company that created the tim tam, indicates some favorite beverages you might want to tim tam slam, including... [substeps] Coffee port hot chocolate [title] Purchase your tim tams. (B) It would be impossible to tim tam slam if you used pudding mix, milk, soy milk, red wine, and mineral soda, since those same drinks would make the punch much stronger. Get creative! [substeps] You can try cottage cheese, bread, a thin yogurt, etc. (C) [substeps] Heavy cream flavors that will combined well are gluten free syrup. Heavy cream flavors that will combine flavors are milk and gelatin. (D) But if you want to really kick the style up a notch, you need a water or non-comedogenic beverage. [substeps] Hey, you might tell your friend, " i can't keep up that bluickey style punch.
[A]:
A