Final answer:
In Illinois, real estate agents may disclose information related to their client's real estate transaction to their sponsoring broker or specified persons. This does not include medical history, financial statements, or PINs, which are protected by privacy laws such as HIPAA. Of the options provided, the piece of information that may be disclosed includes d. Information related to the client's real estate transaction.
Step-by-step explanation:
In Illinois, designated real estate agents may disclose certain confidential client information to their sponsoring broker or those specified by the sponsoring broker, for the purpose of seeking advice or assistance in the interest of the client. Of the options provided, the piece of information that may be disclosed includes d. Information related to the client's real estate transaction. It is important to distinguish this from other confidential information such as a client's medical history, financial statements, and personal identification numbers (PINs), which are protected under various privacy laws such as the Health Insurance Portability and Accountability Act (HIPAA) and are not normally to be disclosed. Disclosing information related to the client's real estate transaction is specific to advancing the transaction or service for which the client has engaged the services of the agent and sponsoring broker.