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". 

Ex Input:
[header] How to make a sleeveless shirt [title] Choose which shirt you would like to make sleeveless. [step] Almost any shirt lends itself to becoming sleeveless, but there are some common options. [substeps] T-shirts old blouses long-sleeved shirts [title] Turn your shirt inside out and lay it on a flat surface. <sep> (A) [step] Cut along the fold so the front of the shirt is close to the seam. [title] Lay a piece of duct tape across the seam. (B) [step] Roll up the sleeves so that they extend past your elbow and onto your shoulder. If you can, collect some excess material in a bag or pick it up from the floor and then place it back over your shoulder. (C) [step] This can be a small table, a textbook, or a pile of paper. Because this is the shirt with the sleeves rolled off to the side, it should be close to the outside of your shirt. (D) [step] It is important that the surface is flat so that you cut the shirt evenly. [title] Cut strips into the sleeves, perpendicular to the seam.

Ex Output:
D


Ex Input:
[header] How to handle having a toxic mother [title] Be aware that your mother might not realise that what's she's doing or saying is affecting you. [step] Try talking about it with her, telling her how you feel. You might be surprised to find that she's actually quite understanding; after all, she's human too. <sep> (A) [title] If you're really dealing with a toxic mother, be caring. [step] Basically, try your best to show she is not hurting you. (B) [substeps] You might be embarrassed, and really hurt. Try to talk to her about your feelings instead. (C) [substeps] You could say, " i feel frightened about what you're telling me. I wish i could make you feel better, but i don't know how. (D) [title] Choose the right time to talk it over. [step] There is a wrong time for you to have this conversation.

Ex Output:
D


Ex Input:
Windsurfer turns his sail around in a 360. windsurfer <sep> (A) rides the waves slowly forward. (B) turns his sail around in a 360. (C) master dismounts and mounts his board. (D) drops his sail and goes sailing wildly through the air.

Ex Output:

A