I’d say A: Dave is partly right in his answer that gamma rays are the most dangerous, but it is because of their frequency and wavelength, not where they come from.
Gamma rays are the most intense and thus, most harmful electromagnetic waves. Gamma rays radiation poisoning is difficult to shield against. These rays have the most energy and can go through six feet of concrete and damage your DNA as well. The higher the energy waves (gamma, x-ray), the shorter the wavelengths
To make sure you studied everything you need to know.
I saw this question while reviewing the notes in class
When employees follow ethical standards, they don't cut corners or short-change the company or its customers. ... Ethical conduct boosts morale and promotes teamwork. When employees can trust one another and management, they can work together more harmoniously and effectively