Which of the following is NOT generally considered a portal of entry for pathogens?

• A. Conjunctival surface of the eye where particles and droplets can contact mucosal epithelium.
• B. Intact, unbroken skin with functional stratum corneum and no abrasions.
• C. Open wounds or broken skin that allow direct access to subcutaneous tissues and bloodstream.
• D. Nasal passages and oropharynx exposed to airborne droplets and aerosols.

Answer: (B)