The key elements of a kick-off meeting include introduction of key players, review of timeline and milestones, and review area of construction.
The key element of a kick-off meeting is introduction of all the key players, which helps establish communication and collaboration among the team members.
Review of timeline and milestones is also an important element as it sets expectations and helps ensure that the project stays on track.
Review area of construction is another key element as it provides a clear understanding of the physical location where the project will take place.
The correct answer is e. all of the above as all these elements are important for a successful kick-off meeting.