You install Microsoft Office Project Server 2007. You run the SharePoint Products and Technologies Configuration Wizard. You start the Project Application Service. You need to provision a Project Web Access (PWA) site. What should you do first?

A.
Create a new Windows SharePoint Services site collection.

B.
Create a Web application to host the PWA site.

C.
Define a managed path.

D.
Start the Windows SharePoint Services Search service.