The code development phase of a software project is nearly complete when the first code review is conducted. During the review, it is discovered that the application is missing functionality required to complete a key business process. However the product scope never specified this functionality. what should the project manager do?

1. Reject the functionality as it's outside the project's scope

2. Assess the impact on the project of including the functionality, and inform the sponsor

3. Agree to include the functionality in the current release