What is the answers?

Answer: menstruation is a female's monthly bleeding (also called period).
Explanation : your body discards the monthly buildup of the lining of the womb.
1. Menstruation is when menstrual blood--this includes the blood and tissue--from your uterus comes out of the vagina.
2. The first menstruation is called menarche.
3. A typical menstruation cycle lasts for 28 days.
4. To relieve symptoms of painful periods, young women can:
5. Factors contributing to the absence or delay of a period are: