Provide the appropriate reagents.

Select one:

a$.$ None

b$.Cl\frac{2}{A}\frac{?}{Cl3}$ and $CH3CH2C\frac{l}{A}lCl3$

C$.$Cl$2/$Alcl$3$ of CH$3$CH$2$Cl$/$AlCl$3$

d$.C{H}_{3}C{H}_{2}C\frac{l}{A}lCl3$ and $C\frac{l}{2}\frac{?}{\text{A}\text{l}\text{C}\text{l}3}$