Multi-choice problem: Continue writing the next sentence in this paragraph:

How to rack a pool table
Start off with the 1-ball at the front of the rack.
This is also called the " apex " of the rack
Make sure that the 8-ball is in the center of the rack.
The center of the rack is the middle of the triangle.

Options are:
1). This should be the third row down counting from the top. Make sure the bottom corner balls are a stripe and a solid..
2). Either raise your hands to pick the 8-ball at the front of the rack, or lower them to place 1 hand just above the center of the rack. When you lift your hand, your hands should be 7 inches from the center..
3). Make sure that the ball is in straight line where it begins the triangle. Don't worry about making it perfectly straight when you put the rack on the table..
4). Assemble another 21-ball at the back of the rack. This is the " apex " that points to the player who will go first..
1).