Lucia is researching the question: "How do residential recycling programs affect the environment?" Which statement would be most helpful to include in her research presentation? A. Household recycling programs help reduce waste in landfills by 30 percent. B. Corporations should use recycling to reduce their need for fossil fuels. C. Most people support local candidates who endorse recycling programs. D. Consumers are more likely to buy paper products made of recycled materials.