Given below are two statements.
Statement $I$: Passive immunity is acquired when readymade antibodies are received by body cells.
Statement $II$: Resistance induced by $BCG$ vaccine is an example of passive immunity.
In the light of the above two statements,choose the correct answer from the options given below.

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