Which of the following statement regarding competitive methods, scoring methods, and cash flow analysis?

A. There are constrained optimization methods used as tools in the initiating process group B. There are quantitative risk analysis methods used as inputs to the risk identification process C. There are benefit measurement methods used as inputs to initiating process group D. There are constrained optimization methods used as inputs to initiating process group E. There are benefit measurement methods used as tools in the initiating process group