The diagram presents a reaction pathway. butane $\xrightarrow{X}$ ethene $\xrightarrow{Y}$ ethanol $\xrightarrow{Z}$ carbon dioxide and water Which row gives the names of the processes X, Y and Z?
- AX: cracking, Y: fermentation, Z: respiration
- BX: cracking, Y: hydration, Z: combustion
- CX: distillation, Y: fermentation, Z: respiration
- DX: distillation, Y: hydration, Z: combustion