If your organization is trying to improve patient flow in its emergency department, what should it do? Group of answer choices Take a vote to see which of the suggested approaches in the patient flow textbook the staff want to try to implement. First conduct flow time, flow rate, and capacity analyses to identify process flow times, process constraints and bottlenecks, and effective capacity. Try several process changes and see which ones seem to work. Do not attempt a process change because patient flow rates are an immutable feature of the process.What is a resource pool? Group of answer choices: A refreshing place to cool off, A set of resources that have the same capability/expertise to serve a flow unit, Another name for activities that must be completed in a process, Resources that are unable to be increased or decreased to respond to demand capacity