59. A puppy has begun to cry and bark in order to be let into the house. To extinguish this response, you would

A puppy has begun to cry and bark in order to be let into the house. To extinguish this response, you would

1. let the puppy in the house.
2. ignore the crying, letting the puppy in when quiet.
3. swat the puppy with a newspaper whenever it cried.
4. let the puppy in when it cries, then swat it with a newspaper.