Available choices: i. Ozone depletion.; ii. cigarettes; iii. smoking tobacco; iv. adding heat; v. electromagnetic energy; vi. smoking pipes; vii. rays or beams; viii. wavelengths and photons;
Q: You are presented with the quiz "What increases the risk of getting skin cancer?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ozone depletion results in higher levels of UV radiation reaching Earth" and "uV radiation increases the risk of getting skin cancer". So, what's the best answer to the question?
A:
i.