Which radiation method is preferable for sterilizing single-use medical supplies, and why?

• A. Non-ionizing radiation, because it is cost-effective for large-scale operations.
• B. Ionizing radiation, because it penetrates surfaces and effectively sterilizes without heat.
• C. Ionizing radiation, because it is gentler on the materials.
• D. Non-ionizing radiation, because it penetrates deeply and kills all microbes.

Answer: (B)