Excerpt from Pet Dangers
Carole Jenkins

Everyone knows that a home should be "child-proof" to protect young babies and toddlers from illness and injury. Pets are also in danger from many common household sources which many people don't realize. Pets can chew and swallow seemingly safe things, resulting in disaster...

There are many other common household items that are hazardous to pets. All pet owners should educate themselves about these items and the effects that they have on pets. Every effort should be made to "pet-proof" homes to provide safe and healthy environments for pets.

Which statement best evaluates the author's bias in this article?
A) The author is unbiased, objectively stating facts.
B) The author shows some bias in favor of dogs over cats.
C) The author is biased against those who do not own pets.
D) The author is clearly biased in favor of responsible pet ownership.