A population of arctic hares burrows into the snow for shelter. It is found

that the hares on the smaller side are able to burrow between rocks, as

well, providing extra protection from predators. Over time, the hare

population becomes smaller in size, shifting the normal distribution curve for

hare size.

What type of selection is this?

well, providing extra protection from predators. Over time, the hare

Explanation:

Artic hares are commonly found in northern Canada and coasts of Greenland. Some are found in artic Europe and Asia. They are found on sea icing and are herbivore dependent on land plants for food. 20% mass part of their body is fat insulation and they are low climate animal. They dig into the ground or burrow under the snow during cold weather. It's a way to offer protection against the harsh weather and protection against predators. This is a form of behavioral selection.

the answer is d. chordata