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What is the most common type of acne?

  1. Acne rosacea

  2. Acne vulgaris

  3. Acne mechanica

  4. Acne fulminans

The correct answer is: Acne vulgaris

Acne vulgaris is the correct answer because it is the most common type of acne that affects people. Acne vulgaris is a chronic skin condition characterized by clogged pores, inflammation, and pimples, typically appearing on the face, neck, chest, and back. Acne rosacea, acne mechanica, and acne fulminans are different types of acne, but they are less common than acne vulgaris.