WILL GIVE BRAINLIEST!!!!!!!!!!!!!

Which sentence uses language that is too informal for this article?
A) It doesn't take much of this stuff to cause serious problems.
B) Azaleas and rhododendrons can lead to serious problems for dogs.
C) There are many other common household items that are hazardous to pets.
D) Pets can chew and swallow seemingly safe things that can result in disaster.