At the very beginning of the project role and responsibilities are allocated to each team member and during each deliverable they have to present what each member has done so far. The meetings are held for this purpose in order to the progress from each team member and see what has been done so far and what were the problems faced by the team members and the developers in completing the project. The roles and responsibilities are assigned at the very start during the initiation phase of the project. all these roles are assigned by the project manager and he knows that who is capable of doing what and so these responsibilities are assigned this way.
During the progress review or when the project status is reviewed then the project charter is kept in the meeting in which all the roles and responsibilities are mentioned and team members are asked to submit what they have done so far and what problems are they facing and then the solutions are devised for these problems.