Given below are two statements:
Statement $I$: Pressure of fluid is exerted only on a solid surface in contact as the fluid-pressure does not exist everywhere in a still fluid.
Statement $II$: Excess potential energy of the molecules on the surface of a liquid, when compared to interior, results in surface tension.
In the light of the above statements, choose the correct answer from the options given below.

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