What happens next in this paragraph?

How to slice meat
Place a large cut of meat, like a tenderloin or a roast, on your cutting board.
Locate the grain of your meat.
The grain is the set of lines created by layers of muscle fiber.
Possible answers:
I. These lines are known as their bones or bone, as they are the main part of the meat, rather than the body. Bearing in mind that the grain of your meat runs parallel to each bone, that means the pattern of grain links the bones to its fat.;
II. You can find grain couers that specify that a piece of meat should be between 45 to 70% grain. Place medium sized cuts of meat on your cutting board.;
III. Position the meat so that the grain is parallel to your cutting board. Place the blade of your knife at a 45-degree angle against the side of the meat furthest from you.;
IV. Cattle will turn easily or cause digestive problems if they have a higher percentage of muscle fibers than beef. Listen carefully for slight shifting in crust or texture when turning away from the grain of your meat.;
III.