Final answer:
Artificial selection is a process where humans selectively breed plants or animals to develop desired traits. In this case, a dog breeder is using artificial selection to create a breed of dogs that are well-suited for rescuing people in snowy mountain environments.
Step-by-step explanation:
Artificial selection is a process by which humans selectively breed plants or animals to develop desired traits. In this case, the dog breeder is selecting the largest and smallest puppies with the thickest and thinnest fur to breed generation after generation, in order to produce more effective rescue dogs for snowy mountain environments. By focusing on specific qualities, the breeder is using artificial selection to create a breed of dogs that is better suited for rescuing people in the snow.
Learn more about Artificial Selection