Final answer:
The Bartholin's glands secrete a lubricating mucoid substance that maintains moisture in the vulva area and facilitates sexual intercourse. The correct answer is B
Step-by-step explanation:
The female gland that secretes a lubricating mucoid substance is the Bartholin's glands. These glands, also known as greater vestibular glands, are responsible for producing a thick mucus that maintains moisture in the vulva area. This secretion helps to lubricate the vulva, facilitating sexual intercourse and reducing friction. The glands are situated near the vaginal opening and their secretions play a crucial role in maintaining genital health. The correct answer is B