In adhesive dentistry, which statement is true about self-etch systems compared to etch-and-rinse in terms of technique sensitivity?

• A. Self-etch systems require a separate phosphoric acid etching step with rinsing before bonding.
• B. Etch-and-rinse combines demineralization and priming in one step.
• C. Self-etch systems are less technique sensitive than etch-and-rinse.
• D. They are identical in steps.

Answer: (C)