Read the following statements:
Statement $I$: Morphine is obtained by acetylation of Heroin.
Statement $II$: Cannabinoids are known for their effect on the cardiovascular system.
Which of the following options is correct with reference to these statements?

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