Statement I : When a bottle of cold carbonated drink is opened, a slight fog forms around the opening.

Statement II : Adiabatic expansion of the gas causes lowering of temperature and condensation of water vapours.

• A

  If both statement I and statement II are true and statement II is the correct explanation of statement I.
   

• B

  If both statement I and statement II are true but statement II is not the correct explanation of statement I.
   

• C

  If statement I is true but statement II is false 
   

• D

  If both statement I and statement II are false