Max is writing an informative text about adopting a dog. Read the following excerpt from his draft below.

When choosing a dog, it is important to take into account the characteristics of the breed. Australian cattle dogs are working dogs. They are smart and need a great deal of exercise and a job to do. Being left alone all day in a small apartment might not be the best lifestyle for them. A small apartment might be a good home for a small breed, like a Chihuahua or a Pug.

How can Max improve this paragraph?

A.
by adopting a more formal style
B.
by adding quotations from owners to support his ideas
C.
by using more exact words and subject-area vocabulary
D.
by adding transition phrases to show connections between ideas