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 choose the best hula hoop (adult sized ) [title] Measure your height from the floor to your belly button. [step] This measurement will then help to determine the diameter of the hoop you should purchase. The hula hoop, when resting vertically on the ground, should reach somewhere between your waist and mid-chest. <sep> (A) [substeps] Example: if your height is 36 inches (76 "), then 118 inches (77 ") would be the minimum height. For kids, this would be 24 inches (76 "). (B) This is your base diameter measurement and can be adjusted slightly depending on your size and experience level. [substeps] For example, most adults will begin with a hula hoop between 40 and 44 inches in diameter. (C) [title] Find a hoop that you know you can balance on. [step] This will improve the stability of the hoop and prevent you from accidentally dropping the ball while on it. (D) Your waist should be about an eighth of an inch shorter than the hoop. You should also measure your waist from hips to ankles, and to knees with a ruler or measuring tape.

SOLUTION: B

PROBLEM: Two men are inside a gym together. They are engaged in a game of table tennis. they <sep> (A) kick the tennis ball back and forth against the wall. (B) hit the ball back and forth over the net. (C) crash into each other and then continue to play the game. (D) punch and kick at each other as they play.

SOLUTION: B

PROBLEM: [header] How to unschool your child [title] Eliminate the expectation of " learning. [step] " if children have already had some experience of formal schooling, they likely have certain associations with the idea of learning. For most children, this means they think of learning as necessarily unpleasant or something mandated by an external authority. <sep> (A) Let them know that from now on, there will be no expectation of them learning any specific subject, or studying for any exams. [substeps] Even if you're afraid of your child wasting time or goofing off, avoid pressuring them to do any specific activity. (B) However, you may give your child an expectation if they ask for lessons. [substeps] For example, your children may need instruction from a teacher of some sort and the selected teacher is probably not the ideal teacher. (C) By exposing them to their authentic experiences, you help control their self-esteem and encourage their growth. A truly rigorous curriculum ensures that children will learn every day. (D) That means they may gain an unhealthy attachment to the idea of education. A demonstrated lack of attachment with education will negatively impact their mental well-being.

SOLUTION:
A