The best method to ensure work surfaces are free of infectious diseases is disinfection, which effectively kills pathogens. Other methods like alcohol-based hand sanitizer and sanitization serve different purposes and may not be sufficient for surface cleaning. Ionizing radiation is impractical for everyday use in this context. ;
The best method to ensure work surfaces are free of infectious diseases is disinfection, as it effectively kills pathogens. While other methods like hand sanitizer and sanitization have their uses, they do not substitute for proper disinfection. Therefore, the correct answer is option A: Disinfection.
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