Please choose the correct ending to complete the given sentence: Health: [header] How to recognize symptoms of throat cancer [title] Recognize your risk for throat cancer. [step] Doctors know that throat cancer is caused by a genetic mutation in the cells of the throat, though they are not sure what spurs this mutation. Being aware of your potential risk for throat cancer may help you recognize the symptoms and get a timely diagnosis and treatment.

Ending1: [substeps] One study found that throat cancer patients reported during their outpatient treatment period, sometimes above 12 months of age. When a patient reached age 11 or 14, a 20% risk of throat cancer was significantly increased. Ending2: [substeps] You are at a higher risk of developing throat cancer if you have developed chronic throat pain or chest pain, or if you have had chemotherapy or radiation for six months. Unfortunately, there are no treatments for throat cancer. Ending3: You can recognize the symptoms by doing a " game " with yourself : [substeps] Talk to your doctor about your symptoms. Describe your symptoms to a medical professional and ask him or her to analyze them for you. Ending4: [substeps] Men are more likely to contract throat cancer than women. Your risk for developing throat cancer increases with age.

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