Which tool and technique identifies inefficient and ineffective policies, processes, and procedures?

You are managing a software development project using an agile approach. You divided the project into five iterations that are typically time-boxed to 30 days. You are estimating activity durations for the first iteration, and when taking a vote, three of your five team members hold up one finger. You spend some time understanding their concerns, make some adjustments in the iteration, and finally come to an agreement.
Which of the following techniques could prove to be helpful in this context?

Mark wants to identify all possible duration and cost outcomes for his project along with the probability of occurrence of each expected duration. Outputs are generated to represent the range of possible outcomes for achieving project objectives such as project cost and duration. Which of the following techniques can be used for this purpose?

You are the project manager for an outdoor concert event scheduled for one year from today. You're working on the procurement plan for the computer software program that will control the lighting and screen projections during the concert. You've decided to contract with a professional services company that specializes in writing custom software programs. You want to minimize the risk to the organization, so you'll opt for which contract type?

You are the project manager for a software company that develops stock analysis software. You have been assigned to assigned to develop a new technical analysis tool to forecast to price of a stock given this historical volatility based on Elliot Wave technique. You need to gather the necessary information to write the project scope management plan. Which of the following information do you NOT need as inputs to your current process?