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∵  TMax−idea=8/15,  and    TMin−Commitment=9/1  TMax−idea<TMin−Commitment∴  MyChoose=Out\begin{align} \because & \ \ T_{Max-idea}=8/15,\ \ and\ \ \ \ T_{Min-Commitment}=9/1 \notag \\ & \ \ T_{Max-idea} < T_{Min-Commitment}\notag \\ \therefore & \ \ My_{Choose}={\color{gold}Out} \end{align}