Which three tasks are performed when conducting interviews with key stakeholders to help identify high-level business requirements for a customer opportunity within the prepare phase? (Choose three.)

A.
Obtain executive sponsorship.

B.
Determine critical timelines and dependencies.

C.
Understand how the customer quantifies and justifies investments.

D.
Identify key stakeholders and business owners.

E.
Identify customer decision-making criteria.

F.
Define the opportunity.