Identify the correct labeling in the diagram

• A

  $a$ - Blood vessel, $b$ - primary follicle, $c$-tertiary follicle, $d$ - Graafian follicle $e$ - Ovum, $f$ - corpus luteum

• B

  $a$ - Primary follicle, $b$ -blood vessel, $c$ - tertiary follicle, $d$ - Graafian follicle $e$ - Ovum, $f$ - corpus luteum

• C

  $a$ - Blood vessel, $b$ - primary follicle, $c$- tertiary follicle, $d$ - ovum, $e$ - Graafian follicle, $f$ - corpus luteum

• D

  $a$ - Ovum, $b$ - Graafian follicle, $c$ - corpus luteum, $d$ -blood vessel, $e$ - primary follicle, $f$ - tertiary follicle