If the elevation above water level of a breaching whale is given by the expression -t^2 + 12t - 35, where t is the time

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Source: Veritas Prep

If the elevation above water level of a breaching whale is given by the expression -t^2 + 12t - 35, where t is the time, in seconds, after an observer begins watching, is the whale presently underwater?

1) t < 8
2) t > 5

The OA is E
Source: — Data Sufficiency |