TASK DEFINITION: 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". 
PROBLEM: [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.

SOLUTION: D

PROBLEM: [header] How to communicate for better intimacy [title] Have the difficult conversations. [step] Many people in relationships spend a great deal of time hoping their partner can read minds. You may want your partner to touch you or treat you in a certain way, but you never speak up. <sep> (A) Speaking up will only make your partner worry. End the conversation before you can continue to listen. (B) However, talking about intimacy--regarding activities in the bedroom and not--is important for the health of your relationship. Pull your partner aside during a time when you won't be distracted. (C) If you and your partner are both committed and have important conversations about everything, it can be easy to be hesitant. Having the difficult conversations will allow you to not put each other in a loop and to listen to what the other person has to say. (D) Oftentimes it's about respect and love, but both partners take cues from the other. [substeps] This can be tricky if you're in a relationship and the two of you enjoy having " wild " conversations.

SOLUTION: B

PROBLEM: A group of men have formed together a nice little band. They have a singer, guitarist and even drummer all together trying to make some music. the signer <sep> (A) is very passionate about his work, he gets very into the song. (B) that is representing the gsa sings in his wake. (C) begins to throw the pitch fork and make some music. (D) drums his arms and sway his neck as he good tune the music.

SOLUTION:
A