Alternatives Analysis
The objective tree usually depicts several possible strategies that can comprise a solution to each sub-problem and to the focal problem. Since there is usually a limit to the resources that can be applied to the project, it is necessary to examine these alternatives and select the best one. To do this, decision-makers will first need to select criteria upon which they can base the analysis.
This step is usually conducted by experts, based upon the set of criteria suggested by the decision-makers (and consulted with the stakeholders).