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: A grey african parrot walks up to a coffee mug filled with coffee. He takes a drink, then walks away. he <sep> (A) turns around and begins drinking from a different mug. (B) returns and grabs a second cup. (C) comes back and grabs the mug. (D) stares down at the coffee mug.

SOLUTION: A

PROBLEM: [header] How to involve a dog in pet therapy work [title] Consider your dog's temperament. [step] The main requirement for a therapy dog is that they must be incredibly calm, emotionally secure, and comfortable around all types of people. If your dog is nervous, shy, aggressive, or has any other qualities that cause him to behave in standoffish or threatening ways around people, then he would not be a good fit for therapy work. <sep> (A) Decide what you will be doing with your dog before giving it time to develop socialization skills. [substeps] Common characteristics of a therapy dog include a poor attitude, lowered behavior, and aggression. (B) A therapy dog needs to be calm and comfortable when : [substeps] He is approached by or surrounded by many people (children or adults). He is roughly touched or hugged by someone. (C) [substeps] This is especially true if he is a tense, unpredictable, and impolite dog. [title] If your dog is at a loss for words, help him learn some helpful skills. (D) [substeps] Dogs with a history of trauma and anxiety are less likely to engage in therapy. Anxiety, fear, or mistrust issues can cause a good experience for a therapist with a pet.

SOLUTION: B

PROBLEM: [header] How to make cat jungle gyms and playgrounds [title] Gather boxes and tubes. [step] You will want as many sturdy boxes of different sizes as you can find. Cardboard boxes can be obtained for free from membership warehouse stores, liquor stores, furniture stores, discount stores, copy shops, toy stores, or grocery stores. <sep> (A) The boxes can also be used to build houses if you like, although they are much more expensive and require more time. The boxes you need are listed below in " things you'll need ". (B) Cardboard tubes can be salvaged from paper towels, wrapping paper, mailing tubes, and bolts of fabric. [title] Gather materials to hold the boxes together. (C) You will also need boxes for anyone who wants a scratching post. [substeps] Homemade trusses, balls, and potholder let you make playgrounds by banging a drum on a wooden platform. (D) Request boxes be sturdy, flat, and vertical so that they are easy to transport. [substeps] Try buying boxes with bars and barbells that you can rent from furniture stores.

SOLUTION:
B