Final answer:
Sarah is correct. Hazmats include hazardous wastes and marine pollutants, which are substances capable of posing an unreasonable risk to health, safety, and property when transported.
Step-by-step explanation:
Sarah is correct. Hazmats, or hazardous materials, include substances or materials that pose an unreasonable risk to health, safety, and property when transported. This definition encompasses a wide range of dangerous substances, including hazardous wastes and marine pollutants. Hazardous wastes are solid wastes that can cause illness or pose a hazard to human health or the environment if not properly treated, stored, transported, or disposed of. Sarah's statement accurately captures the broader scope of hazmats, making her correct in this case.