Assertion : Benzyl bromide when kept in acetone water it produces benzyl alcohol. Reason : The reaction follows $\mathrm{S}_{\mathrm{N}} 2$ mechanism.

• Correct answer
  A

  If both assertion and reason are true and the reason is the correct explanation of the assertion
• B

  If both assertion and reason are true and the reason is not the correct explanation of the assertion
• C

  If assertion is true but reason is false
• D

  If both assertion and reason are false.

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