Question

review the text.
the common loon is known for its mournful cry, often heard near lakes at night. north americas lakes and ponds are its natural habitat: loons are waterfowl, like ducks and geese.
in summer, the adult common loon has an iridescent black head, a black bill, and a white band around its neck. its back is checkered with black and white feathers, while its belly is all white. in winter, the loons bill fades to gray. its winter plumage is gray on the back and head, while the breast, belly, and wings are white.
which best shows that the author’s purpose is to describe the common loon?
the author provides specific details like black bill and checkered with black and white feathers.
the author compares the common loon with other waterfowl.

Explanation:

To determine the author's purpose of describing the common loon, we analyze the options. The first option mentions specific details (black bill, checkered feathers) about the loon's appearance, which directly supports a descriptive purpose. The second option compares the loon to other waterfowl, which is more about classification or relation, not primary description of the loon itself. So the first option best shows the descriptive purpose.

Answer:

The author provides specific details like black bill and checkered with black and white feathers.