A sales agent becomes aware of a material defect in a property septic field. Disclosing this fact would be detrimental to the client's interest. What should the agent do?
A) Inform the seller that it would be preferable to include the septic field issue in the property condition report.
B) Disclose the defect since it is a material fact concerning the property's condition.
C) Consider the defect since it violates the agent's fiduciary duty of promoting the client's best interest.
D) Conceal the defect since it is something that an agent would not normally know about.