Which of the following observations about the relationship between decision type and decision process is true? need for collaboration is highly significant for lower-level, structured decisions. decisions at the operational level tend to be structured, whereas decisions at the strategic level tend to be unstructured. decisions at the operational level tend to be unstructured, whereas decisions at the strategic level tend to be structured. higher-level organizational decisions should be highly structured. managerial decisions tend to be highly structured, whereas operational decisions are unstructured.