Given the following Analytic Solver Platform sensitivity output what range of values can the objective function coefficient for variable X1 assume without changing the optimal solution? 
Definitions:
Advance Directives
Legal documents that allow individuals to specify their preferences for medical treatment in case they become unable to communicate their decisions in the future.
Contagious Diseases
Illnesses that can be transmitted from person to person, animal to person, or through the environment, often requiring medical intervention to control.
Genetic Diseases
Disorders caused by abnormalities in an individual's DNA, often resulting in various chronic conditions.
Life-Cycle Principle
A concept in ethics or environmental studies concerning the consideration of a product or being's impact and interactions from creation to end-of-life.
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