Question to you: Which is the most likely cause of throat tumors?
Options:
- (A) cigars
- (B) Allergies
- (C) viruses
- (D) Pesticides
- (E) rocks
- (F) doctors
- (G) the skin
- (H) water.
Let's reason step-by-step:
Some viruses can cause cancer. Lung cancer is a formation of tumors in the lung. Some viruses result in the formation of malignant tumors. Final answer: (C).