When a backward pass is calculated from a schedule constraint that is later than the early finish date that has been calculated during a forward pass calculation, this causes which type of total float?

For any given project, the project manager, in collaboration with the project team, is responsible for:

While preparing for project hand-over to the operations team, the project manager discovers that an audit report from an early project phase is missing. What should the project manager do?

The document that describes the project's scope baseline is:

A project is working on a factory construction project in a rural are
a. The required environmental clearances have not yet been received. The contractor, who is critical for the project, is on site before the scheduled time and invoices for standing-time costs What should the project manager do?