In the following sequence of reactions, $\mathrm{CH}_3-\mathrm{Br} \xrightarrow{\mathrm{KCN}} X \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} Y \xrightarrow[\text { Ether }]{\mathrm{LiAlH}_4} Z$ The final product $Z$ is

• A

  acetone
• B

  methane
• C

  acetaldehyde
• Correct answer
  D

  ethyl alcohol

Solution

The complete reaction is as follows,

Hence, the correct answer is option: 'D'.