The product backlog has been completed and prioritized, and the first sprint has begun. A team member advised that during the daily standup there is a delay in having an external vendor contract signed What is the project manager's priority in this situation? Determine a mitigation strategy to move the project forward Request that the team member get the contract signed as soon as possible Take over contract negotiations for the team member to speed up the process Assist with the removal of impediments and blockers so that the project can continue