Write the next sentence in the following story.

How to compost leaves
Rake up all the fruit tree leaves that you can find.
These are the best leaves for a compost pile. They usually have higher mineral content than manure.

OPTIONS:
1). Limit the amount of oak leaves that you use in your compost pile. Keep it at 10 to 15 percent of your pile..
2). You should shovel these leaves to start, then smash or square them out with a broom. Label the area where you have collected the leaves..
3). Place the leaves in a compost container. Don't do this if you're already composting the leaves..
4). Mix 1 pound (0.45 kg) of cuttleblack manure with 1 part water in a bucket. Start by mixing the manure in the bucket... The answer should be
1).