## Core Concept
Salivary gland tumors can be benign or malignant and arise from the major salivary glands (parotid, submandibular, sublingual) or minor salivary glands. The most common benign tumor is the pleomorphic adenoma, while the most common malignant tumor is the mucoepidermoid carcinoma. Accurate diagnosis and management of these tumors require understanding their characteristics.

## Why the Correct Answer is Right
The correct answer, although not directly provided, will be evaluated based on the options given. Typically, statements about salivary gland tumors being mostly benign, with the majority arising in the parotid gland, and certain types being more common in specific glands, are true. For instance, pleomorphic adenoma is the most common benign tumor, primarily affecting the parotid gland.

## Why Each Wrong Option is Incorrect
- **Option A:** Without specific details on option A, a general approach is to assess if it contradicts established facts about salivary gland tumors, such as their common locations, types, or behaviors.
- **Option B:** Similarly, this would be evaluated for its accuracy in relation to known characteristics of salivary gland tumors.
- **Option C:** This option's accuracy would depend on whether it aligns with recognized features of these tumors.
- **Option D:** Given as the correct answer, it implies that the other options contain inaccuracies regarding salivary gland tumors.

## Clinical Pearl / High-Yield Fact
A key point to remember is that the majority of salivary gland tumors occur in the parotid gland, and among these, the majority are benign, with pleomorphic adenoma being the most common type. A helpful clinical correlation is the "rule of 80": 80% of salivary gland tumors occur in the parotid gland, 80% of these are benign, and 80% of the benign ones are pleomorphic adenomas.

**Correct Answer: D.**