Simplify the expression.Select the correct Answer 
Definitions:
Elisabeth Kübler-Ross
A psychiatrist known for her pioneering work on the five stages of grief, significantly influencing the fields of palliative care and psychology.
Acceptance
The act of receiving or acknowledging something as valid, true, or suitable, often involving a positive psychological stance towards an idea, person, or situation.
Gerontocracies
Are societies ruled by older people.
Oldest Citizens
Individuals within a society who have reached the most advanced ages, often considered as sources of wisdom, history, and experience.
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