Which of the following techniques contrasts the current and desired business views to analyze possible business changes?

The project team is working on the requirements specifications for a new product. The team reached a decision on which requirements will be included in the next release A third of the stakeholders endorse one approach while no other approach achieved more than a quarter of the vote Which decision role was used?

Which tool should be used to improve the communication of product needs with the stakeholders and to improve their understanding?

The client produced a specification for a new product to be developed by Company A. Company A designed and successfully tested the new product against the test plan. yet the client does not agree that it meets the specification.
What could have caused this?

Company A has been awarded a contract to finalize the development of a product that Company B was not able to finish. The business analyst is given a copy of the documentation left by Company B.
To which of the following documents should the business analyst pay the most attention to ensure the project succeeds this time?