Given below is a diagrammatic sketch of a portion of the human male reproductive system. Select the correct set of labels for parts A, B, C, D.

- AA-vas deferens, B-seminal vesicle, C-prostate, D-bulbourethral gland
- BA-vas deferens, B-seminal vesicle, C-bulbourethral gland, D-prostate
- CA-ureter, B-seminal vesicle, C-prostate, D-bulbourethral gland
- DA-ureter, B-prostate, C-seminal vesicle, D-bulbourethral gland