The number of ways in which three girls and nine boys can be seated in two cars, each having numbered seats, 3 in the front and 4 at the back, is 

• A

  ${ }^{14}{P}_{12}$

• B

  ${ }^{14}{P}_{12}\times 14\times 3$

• C

  ${ }^{11}{P}_9$

• D

  none of these