CH_3 CH_2- OH →[ (ii) KMnO_4] (i) Jone's Reagent P; (iii) NaOH, CaO, Δ Consider the above reaction sequence and identify the major product P.

$$\begin{gathered} \mathrm{CH}_3 \mathrm{CH}_2-\mathrm{OH} \xrightarrow[\text { (ii) } \mathrm{KMnO}_4]{\text { (i) Jone's Reagent }} \mathrm{P} \\ \text { (iii) } \mathrm{NaOH}, \mathrm{CaO}, \Delta \end{gathered} $$ Consider the above reaction sequence and identify the major product P .