How should Mrs. O'Shea have handled the conversation regarding Mr. West's condition?

In situations involving the health and privacy of individuals, it is crucial to uphold confidentiality. In this context, Mrs. O'Shea should have refrained from disclosing any information about Mr. West's health condition to Mrs. Haas. This is in line with ethical standards that protect the privacy of individuals, especially in educational environments. By keeping this information confidential, Mrs. O'Shea respects Mr. West's right to privacy and helps to ensure trust and security within the school community. Protecting sensitive information is vital to creating an environment where all individuals feel safe and respected.

The other options suggest varying levels of disclosure or involvement of third parties that could potentially compromise Mr. West's confidentiality, which is why they are not appropriate in this scenario.