You are working with your Project Sponsor to decide on the optimal project management structure for an upcoming complex project that will involve over 100 members, similar to this project:

https://www.washingtonpost.com/news/digger/wp/2016/10/18/marriott-to-move-headquarters-to-downtown-bethesda/?utm_term=.721d2114db06

The Sponsor believes that a dedicated project team structure will not work. He has the same concerns about this structure that the author has noted. You are confident that this structure or a matrix structure will work for the project. Describe how you will reassure him that either structure will be successful.