Given image contains labelled parts of the male reproductive system. Choose the option with the correct labelled part along with its correct function.
(iii) Bulbourethral glands, Function: Lubrication of penis
The parts labelled in the given image are seminal vesicles, prostate, bulbourethral glands and urethra respectively. The secretions of the seminal vesicles nourish the sperm as it is rich in substances like fructose. The prostate secretions reduce the acidic nature of the urethra, while bulbourethral secretions provide lubrication of the penis during coitus.