Multi-select problem: How does the next paragraph end?

How to set up a wireless home security system
Set up the door and window sensors.
Doors and windows are vulnerable areas of your house or apartment through which a burglar can break in. Once you attach these sensors the corner of your doors or windows, they'll be able to detect whenever your access points are open.

Pick your answer from:
(1). Look for the magnetic switch near your kitchen or bathroom counter. This will automatically turn off alarms if someone walks in..
(2). Your door and window sensors keep you safe when you're at home during the day and moving around your house. The door sensor comes in 2 pieces-the bigger half is a wireless transmitter and the tinier piece is a magnet that completes the circuit..
(3). Make sure that the door and window sensors are properly installed and ready to be put in place. There are two basic installation methods you should be aware of: this is the most popular approach..
(4). Make sure to remember to keep all alarms your alarms, too. If you do not have all precautions in place, you can move the lock to a different location and turn off your lights and your windows..
(2).