Funding limit reconciliation is a tool and technique of which Project Cost Management process?

A project was assessed and the following Earned value data have been found:
PV: $750,000 EV: $750,000 AC: $900,000
What is the Burn rate of the project?

During the development of the business case, a project manager encounters some challenges. What should the project manager do?

Soft logic is also known as what type of dependency?

The CEO of a company notifies a project manager that a bill from a vendor working on the project amounts to USS50.000 each month. The CEO questions whether the vendor is meeting the deliverables to determine if the contract should be terminated early.
What should be provided to the CEO?