Which of the Following Reactions Is Performed by Yeast in Wine-Making

Which of the following reactions is performed by yeast in wine-making?

A) carbon dioxide $\rightarrow$ sucrose
B) ethanol $\rightarrow$ acetic acid
C) sugar $\rightarrow$ ethanol
D) malic acid $\rightarrow$ lactic acid
E) sugar $\rightarrow \mathrm { CO } _ { 2 } + \mathrm { H } _ { 2 } \mathrm { O }$