The one that qualifies for the opt-in simplified enrollment mechanism is Alice.
The Initial Coverage Election Period serves as the period that comes before one can enrolled into Medicare part A.
But in this case Alice is the one that fit in for the opt-in since there is no record about break in any of her coverage, and we know that Bob had health coverage through Spartan but does not through with the coverage.
Learn more about Initial Coverage Election Period at: https://brainly.com/question/13157118
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