Keep your pets inside as much as you can when the weather is bad. If you have to take them out, stay outside with them. When you're cold enough to go inside, they probably are too. If you must leave them outside for a long time, make sure they have a warm, solid shelter against the wind, thick bedding, and plenty of non­frozen water....
Why are pet owners asked to stay with their pets when they are out in cold weather?

A．To know when to bring them inside.

B．To keep them from eating bad food.

C．To help them find shelters.

D．To keep them company.