A project manager's customer is new to agile approaches. When the customer found out that the project was going to use an agile approach, the customer became concerned that the product quality will be sacrificed. What should the project manager do? Invite the customer to join the daily standup meetings to better understand the product design and progress. Ensure that the customer and the delivery team agree on the definition of done (DoD) in the beginning of the project. Ensure the team demonstrates product features to this customer regularly to collect feedback and improve as needed. Invite the customer to join the regular sprint planning sessions to better understand the project's progress