Tobacco causes

Options

A. mouth cancer
B. hypertension
C. heart diseases
D. All of these

Answer

### Step-by-Step Solution:

1. **Identify the Diseases Associated with Tobacco Use**:
- Tobacco is known to cause several health issues. The first step is to list the diseases that are commonly associated with tobacco use.

2. **Mouth Cancer**:
- One of the most well-known diseases caused by tobacco is mouth cancer. This is often highlighted on tobacco product packaging, indicating the serious health risks associated with its use.

3. **Hypertension (High Blood Pressure)**:
- Tobacco use can lead to hypertension, which is commonly referred to as high blood pressure. This condition can have serious implications for cardiovascular health.

4. **Heart Disease**:
- Tobacco is a significant risk factor for heart disease. Smoking and tobacco use can lead to various cardiovascular issues, including heart attacks and strokes.

5. **Other Diseases**:
- In addition to the above, tobacco use is linked to other serious health conditions such as lung disease, diabetes, and various forms of cancer.

6. **Conclusion**:
- Given the evidence that tobacco use is associated with mouth cancer, hypertension, heart disease, and other serious health issues, it can be concluded that tobacco causes multiple diseases. Therefore, if presented with options regarding diseases caused by tobacco, the correct answer would encompass all the mentioned conditions.

7. **Final Answer**:
- If the question asks which diseases are caused by tobacco, the answer would be "all of the above" if that option is available.