The compound $\times\left(\mathrm{C}_{7} \mathrm{H}_{9} N\right)$ reacts with benzensulfonyl chloride to give $\mathrm{Y}\left(\mathrm{C}_{13} \mathrm{H}_{13} \mathrm{NO}_{2} \mathrm{~S}\right)$ which is insoluble in alkali. The compound $\mathrm{X}$ is

• Correct answer
  A

  
• B

  
• C

  
• D

  

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