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:
This is a tutorial on how to start a campfire. It shows the campfire burning on the ground. it <sep> (A) shows the chimney of the home. (B) shows how you can put a few around to have some light. (C) starts with the things you will need to begin with. (D) shows how to hold the fire and set the pot the just a bit to catch propane.

Ex Output:
C


Ex Input:
The horse gets up but, the man remains on the ground. The other players and a referee ride their horses away. one of the players and a woman <sep> (A) run to the field to inspect the ond horse. (B) walk over to check on the man on the ground. (C) lift up dirt to clean the horses hooves and a replay is shown of the actual hoofs. (D) walk to the man & them.

Ex Output:
B


Ex Input:
[header] How to cut beef [title] Purchase a cut of beef. [step] Beef can be purchased at a butcher's shop or grocery store. For the sake of learning proper cutting, you should buy a cut with visible muscle, or " grain ". <sep> (A) Beef can be cut in segments to help improve nutritional value, or it can be served in chunks. Cutting beef in chunks helps to work the muscle fibers in the meat and promotes a more expanded, but still durable, shape. (B) The beef you use should depend on the meal you're preparing. [substeps] " grain " refers to the direction of the major muscle fibers on a cut of meat. (C) Beef needs to be kept warm to prevent burning, which strengthens the bones and immune system. [title] Trim the beef at the time of cutting. (D) [title] Decide on the thickness of your beef. [step] Beef may be thicker than beef that is approximately 15 inches (45.7 cm) thick, but thicker beef does not require as much muscle.

Ex Output:

B