Mark the incorrect statement

• A

   In Young’s experiment, if white light is used instead of monochromatic light, then the central bright fringe is white

• B

  In Young’s experiment fringe width of dark as well as bright fringes are same

• C

  Light waves do not show the phenomenon of diffraction since we can hear a person who is standing behind a wall but cannot see him

• D

  In Young’s double slit experiment the fringes become indistinct if one of the slits is covered with transparent paper