Answer:
utility theory
Explanation:
its a theory that looks at individuals preferences.it is a positive theory because it is able to explain the behavior of individuals based on their choices.it is also used as a tool for analyzing situations for where an individual must make decision with out knowing the outcomes.
Became increasingly effective over time as the patient's recovery progressed.
Hope I helped :)
Neanderthals were the first humans to intentionally bury the dead
