Write the next sentence in the following story.

How to make a compost screen
Cut scrap lumber into eight 2 inch planks.
Set a table saw guide to 2 inches (5 cm) and saw scrap lumber into eight planks 24 " (61 cm) long. These will become the frame of your screen.

Choices: 1. Take one 16 " x 24 " piece of 6 " lumber. Place it on a table saw about 2' away from you and use a pvc saw to cut it down to approximately 10 " x 15 ".; 2. Buy lumber with a radius of 24 " (61 cm) and mill 12 bolts each into the wood. Don't use heavier wood; it will start to " rot ".; 3. If you don't have any scrap lumber and table saw, buy 2 " x 24 " pieces from a hardware store. These instructions assume you are cutting the lumber to a 90 angle.; 4. This is what you'll be attaching your screen to. If you're working with large chunks, cut them in half to keep the free lumber cleaner and less messy.;. The answer should be
3.