How do humans control water content levels?

The kidneys are orgrans of urinary systemw hich removes excess water mineral ions and urea. Our bodies can control the amount of water and ions removed by the kidneys. This is called osmoregulation.

Explanation:

the correct option is option d

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.