Which one of the following pairs is not correctly matched?

Options

1. A$>$\mathrm{C}=\mathrm{O}$\rightarrow > \mathrm{CH}_{2}$ (Clemmensen reduction)
2. B$>$\mathrm{C}=\mathrm{O}$\rightarrow > \mathrm{CHOH}$ (Wolf-Kishner reduction)
3. C$-\mathrm{COCl} \rightarrow-$ CHO (Rosenmund reduction)
4. D$-\mathrm{C} \equiv \mathrm{N} \rightarrow-\mathrm{CHO}$ (Stephen reduction)