The disengagement theory of ageing is the theory that best describes Maggie's reaction of becoming much less involved in social activities.
The disengagement theory of ageing explains that individuals will gradually withdraw from the society at old age because the process is natural and acceptable.
In other word, the disengagement theory does explains that it is natural for the older adults to withdraw from the society and personal relationships as they grew older.
Therefore, the disengagement theory of ageing is the theory that best describes Maggie's reaction.
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