Tobacco chewing is associated with increased risk of which cancer.

Options

A. Oral cancer
B. Lung cancer
C. Urinary bladder cancer
D. Prostate cancer

Answer

**Step-by-Step Solution:**

1. **Understanding Tobacco Use**: Tobacco can be consumed in various forms, including smoking, chewing, and snuffing. Each method has different health implications.

2. **Identifying Carcinogenic Components**: Tobacco contains nicotine, which is known to be carcinogenic. This means it has the potential to cause cancer.

3. **Recognizing Health Risks**: While tobacco use in general is associated with several types of cancer, the risks vary depending on the method of consumption.

4. **Focusing on Chewing Tobacco**: The question specifically addresses chewing tobacco. This method primarily affects the oral cavity.

5. **Linking Chewing Tobacco to Cancer**: Chewing tobacco is strongly associated with an increased risk of oral cancer. This is due to the direct contact of tobacco with the tissues in the mouth.

6. **Conclusion**: Therefore, the specific type of cancer associated with tobacco chewing is oral cancer.

**Final Answer**: Tobacco chewing is associated with an increased risk of oral cancer.

---