Sally's project has a large chunk of procurement involved. Her boss is worried whether the supplier will stick to the terms of the contract over the duration of the year-long project. What can Sally do to provide a control activity to safeguard this? Group of answer choices She should not pay the supplier if any contract terms are violated. She should have multiple suppliers as they can act as backup for one another. She should have an agreement on performance reports, including the frequency, type of information and level of details. She should select a seller who knows they are responsible for reporting project progress transparently