A project team member is sick and will not be able to return to the project for a few weeks. During the daily meeting, the team shares their concerns as the sick team member was the only one skilled in the component they were developing.What should the project manager have done to prevent this?A$.$ Facilitated cross$-$functional knowledge transfer during the project.B$.$ Acquired more than one resource skilled in each component.C$.$ Outsourced development of the specific component to another team.D$.$ Requested robust documentation for the component's build.