Which organs are responsible for producing fluid to give sperm nourishment and motility?

The seminal vesicles produce a nutrient-rich fluid, including fructose, that nourishes sperm and provides energy for movement. The prostate also adds fluid to semen, but the seminal vesicles are the main source of this nourishing fluid. The correct choice is seminal vesicles.

AI-written and checked against the verified answer.