Which of the Following Illustrates a Problem-Solution Approach to Persuasion

Which of the following illustrates a problem-solution approach to persuasion?

A) You might think that you're doing a lot to help the environment by recycling. But that's not enough. There are many things you can do to help the environment and they don't require a great deal of effort once they're in place.
B) There are many benefits to recycling. By increasing the amount of things we recycle, we use fewer resources to begin with. We don't have to put as much trash into landfills. And most importantly, recycling creates jobs.
C) Did you know that the United States generates almost 13 million tons of clothing waste every year? Were you aware that only 15% of that waste is recycled into other products, when nearly all of it could be in one way or another? There are ways for us to address the growing issue of unwanted clothing.
D) None of the statements reflect a problem-solution approach to persuasion.