instruction:
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". 
question:
He then swings and misses many times. The boy finally gives up and takes the blindfold off. a different woman <sep> (A) joins the procession holding a blindfold in her hand. (B) walks in and stops near the pinata. (C) appears and places it around the boy's eyes. (D) comes and speaks to the camera while the boy continues to throw more balls across the field.
answer:
B


question:
[header] How to exercise to prevent blood clots [title] Get up and move around. [step] Whether you're traveling by train, plane, or automobile, long-distance travel involves a lot of sitting. When you sit, you decrease circulation in your legs-especially if you sit with your legs crossed or with one foot under you. <sep> (A) If you are on a train or coach, the seat underneath you always feels flat, as if you are sitting. While there are good ways to stretch out your legs, there is not a lot a group of people can do. (B) This will help promote blood circulation to your feet. It will also keep you from rubbing your legs in an annoying manner-you can't promote blood flow when you're sitting on one leg. (C) [substeps] You can exercise while you drive or driving, although getting up and down on the exercise train can significantly improve circulation. You can also listen to music while you exercise, which will also help to prevent blood clots. (D) [substeps] If you're on a plane, try to get an aisle seat so you can get up and move around more easily. Ideally, you want to get up and stretch your legs or walk up and down the aisle once every hour or so.
answer:
D


question:
A woman walks over to a flower bed and wheelbarrow as she talks. she <sep> (A) picks up several bags of flowers on top of the flower bed. (B) demonstrates how to mulch, picking up the material and showing how to pack it around plants. (C) then shovels the dirt around the trunk of a large tree. (D) places the wheelbarrow and supplies inside.
answer:

B