The diagram given below represents the posterior part of the male cockroach. Choose the correct labelling for the parts marked as $A, B, C$ and $D$.

• A
  $A - 9$th sternum,$B$ - Anal cercus,$C - 10$th tergum,$D$ - Anal style
• B
  $A - 8$th sternum,$B$ - Anal style,$C - 10$th tergum,$D$ - Anal cerci
• C
  $A - 7$th sternum,$B$ - Anal cerci,$C - 10$th tergum,$D$ - Anal cerci
• D
  $A - 10$th sternum,$B$ - Anal style,$C - 10$th tergum,$D$ - Anal style