The major final product in the following reaction is - $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CN} \frac{\text { 1) } \mathrm{CH}_{3} \mathrm{MgBr}}{\text { 2) } \mathrm{H}_{3} \mathrm{O}^{+}}$

• A

  
• B

  
• Correct answer
  C

  
• D

  

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