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

How to throw a football
Stretch before throwing.
Focus on stretching your whole body-not just your arms. Football throwing is a complex physio-mechanical process that uses multiple muscle groups, including your core, legs, and shoulders.

(1). Don't push yourself too hard at the start, unless you have to. Focus on stretching just your arm, legs, shoulders, and neck muscles. (2). When you throw your ring finger and pinkie finger on the middle laces. Your middle finger next to the top lace. (3). This means that it is important to stretch your whole body before throwing the ball to make sure that you are strong enough to run through the whole football routine. Try stretching your quads and hamstrings with a light stretch after your initial run through or take a warm-up walk. (4). In order to stretch your muscles, you need to know how to push or pull them. Put some warm water on the faucet or tap and wait until it's warm before you begin.
(2).