Statement $(I)$: The force of attraction due to a hollow spherical shell of uniform density on a point mass situated inside it is always zero.
Statement $(II)$: The force of attraction between a hollow spherical shell of uniform density and a point mass situated outside is the same as if the entire mass of the shell were concentrated at the center of the shell.
Which of the following is correct?

• A
  Both statements $I$ and $II$ are true
• B
  Statement $I$ is true,but statement $II$ is false
• C
  Statement $II$ is true,but statement $I$ is false
• D
  Both statements $I$ and $II$ are false