Which is the most likely cause of throat tumors?\nOptions:\n- (A) cigars\n- (B) Allergies\n- (C) viruses\n- (D) Pesticides\n- (E) rocks\n- (F) doctors\n- (G) the skin\n- (H) water
Hmmm, let me think. I don't want to be wrong, so I got to be careful.
User
Some viruses can cause cancer. Lung cancer is a formation of tumors in the lung. Some viruses result in the formation of malignant tumors. The answer: (C).
Assistant