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:
[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:
The female put the pasta in boiling water, chopped the garlic and pour olive oil in the pan, she shredded the orange peel and put in the pan and added tomatoes and seafood. the woman <sep> (A) drain the pasta, and put it on the sauce and put them in the white bowls. (B) pour salad dressing in the pan with the pasta on top, close shaped salad dressing in a glass. (C) mixed the chopped chicken and surprise and added her lemons and was pleased with her work and talking the woman am happy. (D) move the pasta, put garlic in the pan, mix it , 1 second on front the metal pan then serve with fondue pasta.
answer:
A


question:
[header] How to decorate a dining room hutch [title] Show off a single setting or two of your nice china. [step] If you want to show off your china but you don't want to put all of it out, try just displaying 1 or 2 settings. Use plate holders to prop the plates upright, and place the setting in a prominent place in your hutch. <sep> (A) Wearing plates tilted in a specialty way makes it look like a buffet or side table. [title] Layout your hutch with your favourite items. (B) [substeps] You can also set the silverware on a napkin in front of the china, plus add a teacup on a saucer. [title] Use it to house your regular dishes if you don't use your china much. (C) [substeps] You can add colored or decorative touches to your hutch if you'd like. [title] Trim or reframe your hutch as needed. (D) Go for colors like caramel or gold with accent hooks and contrast to give the hutch a handmade appearance. [substeps] Make sure that your dinnerware is designed with a specific setting so that it stands out from the rest of the décor.
answer:

B