Question ID:PT21 S3 Q18 Passage:Prolonged exposure to nonionizing radiation— electromagnetic radiation at or below the frequency of visible light—increases a person’s chances of developing soft-tissue cancer. Electric power lines as well as such electrical appliances as electric blankets and video-display terminals are sources of nonionizing radiation. Stem:Which one of the following conclusions is best supported by the statements above? Correct Answer Choice:DChoice A:People will short-term exposure to nonionizing radiation are not at risk of developing soft-tissue cancers. Choice B:Soft-tissue cancers are more common than other cancers. Choice C:Soft-tissue cancers are frequently cured spontaneously when sources of nonionizing radiation are removed from the patient’s home. Choice D:Certain electrical devices can pose health risks for their users. Choice E:Devices producing electromagnetic radiation at frequencies higher than that of visible light do not increase a person’s risk of developing soft-tissue cancers.