Which of the following sets of reagents, used in the order shown, would successfully accomplish the conversion shown ?

${\left({\mathrm{C}}_6{\mathrm{H}}_5\right)}_3\stackrel{+}{\mathrm{P}}-\overline{\stackrel{\bullet \bullet }{\mathrm{C}}}{\mathrm{HCH}}_2{\mathrm{CH}}_3;{\mathrm{H}}_2\mathrm{O}$

${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{MgBr};{\mathrm{H}}_3{\mathrm{O}}^{+};\mathrm{PCC},{\mathrm{CH}}_2{\mathrm{Cl}}_2$

${\text{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{MgBr};{\mathrm{H}}_3{\mathrm{O}}^{+};{\mathrm{H}}_2{\mathrm{SO}}_4, \mathrm{heat} \mathrm{PCC},{\mathrm{CH}}_2{\mathrm{Cl}}_2$

${\left({\mathrm{C}}_6{\mathrm{H}}_5\right)}_3\stackrel{+}{\mathrm{P}}-\overline{\mathrm{C}}{\mathrm{HCH}}_2{\mathrm{CH}}_3,{\mathrm{B}}_2{\mathrm{H}}_6;{\mathrm{CH}}_3{\mathrm{CO}}_2\mathrm{H}$