32 Which of the following sentences best expresses the main idea of the second paragraph? (A) Microbeads are, in fact, flammable and can easily catch fire in the presence of a heat source. (B) Microbeads are travelling through the food chains and gradually spreading into different areas of life on the planet. (C) The increasing presence of microbeads has caused significant damage to the water quality, aquatic life, and human health. (D) Chemicals are attracted to microbeads, and when combined, they become toxic substances that appear as food to fish.