Answer
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Work Step by Step
The set $\left\{1, 2, 3, 4, ..., 99, 100\right\}$ contains all the counting numbers from 1 to 100.
$93$ is a counting number that is less than $100$.
Thus, $93$ is an element of the given set above.
Therefore,
$93 \in \left\{1, 2, 3, 4, ..., 99, 100\right\}$
