Given below are two statements:
Statement $I$: Nitration of benzene involves the following step:
$H-O^+(H)-NO_2 \rightleftharpoons H_2O + NO_2^+$
Statement $II$: Use of Lewis base promotes the electrophilic substitution of benzene.
In the light of the above statements,choose the most appropriate answer from the options given below:

• A
  Both Statement $I$ and Statement $II$ are incorrect
• B
  Statement $I$ is correct but Statement $II$ is incorrect
• C
  Both Statement $I$ and Statement $II$ are correct
• D
  Statement $I$ is incorrect but Statement $II$ is correct