This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to sharpen a pencil
Try using an electric pencil sharpener.
An electrical pencil sharpener will create a pencil that makes a very neat line. Push the pencil into the hole in the sharpener.

Available choices:
1). Turn on the screwdriver and screw on the wood underneath the pencil. Push the pencil back in and screw on the wood to create the pencil..
2). The sharpener will make a whirring sound as it sharpens the pencil. A downside of electric pencil sharpeners can be irregular sharpening..
3). Make sure to hit every flat surface or any object you want to sharpen. You can purchase an electric pencil sharpener online, or you can find one at your local office supply store..
4). Basically, you are holding the pencil where it will sink into the sharpener to create a straight line. Set your pencil tip on a hard surface..
The answer is:
2).