of 60The nurse has conducted a cancer prevention community education program. In evaluating the participants' understanding of carcinogens, which statement indicates an accurate understanding?

Choice A reason: While environmental factors like sunlight and chemicals can be carcinogens, they do not cause cancer to "spread" but rather increase the risk of developing cancer.Choice B reason:The correct answer is b) because carcinogens are substances that cause changes in cellular DNA, leading to cancerous transformations. This accurately describes how carcinogens contribute to cancer development.Choice C reason: Carcinogens do not contain cancerous cells; they cause changes in normal cells, leading them to become cancerous.Choice D reason: Although some carcinogens are widespread in the environment, it is not entirely true that they cannot be avoided. Measures can be taken to reduce exposure to many known carcinogens.