1. While acne is a common skin condition, its causes can vary from person to person.
2. Some people just naturally produce more acne causing oil.
3. Many claim that a diet of greasy foods contribute to acne and blemishes.
4. Hamburgers and pizza have a particularly high concentration of saturated fats.
5. Chocolate and caffeine have been labeled as acne triggers as well.
These sentences are part of a paragraph about acne. Which sentence from the paragraph does not support the main idea and should be removed to improve the logic and coherence?
A. 2
B. 3
C. 4
D. 5