An employee is performing a review of the organization's security functions and noticed that there is some cross over responsibility between the IT security team and the financial fraud team. Which…

A BPA (Business Partnership Agreement) is a formal legal agreement between business partners that governs financial and operational arrangements, not internal team responsibilities.

A BIA (Business Impact Analysis) identifies and quantifies the effects of disruptions on business operations and is used for continuity planning, not for defining team roles.

An MOU defines the roles, responsibilities, and mutual expectations between two parties without being a legally binding contract. It is the standard document used to resolve ambiguity or overlap in responsibilities between departments, such as an IT security team and a financial fraud team. It establishes a clear framework for cooperation and accountability without the formality of a legal agreement.

An OLA (Operational Level Agreement) defines internal IT service delivery commitments between IT support groups, not for clarifying security responsibilities across different business units.