Answer the following question given this paragraph: 

Ovulation , the release of an egg from an ovary, is part of the menstrual cycle , which typically occurs each month in a sexually mature female unless she is pregnant. Another part of the cycle is the monthly period, or menstruation. Menstruation is the process in which the endometrium of the uterus is shed from the body. The menstrual cycle is controlled by hormones from the hypothalamus, pituitary gland, and ovaries. For an interactive animation of the menstrual cycle, you can go this link: http://health. howstuffworks. com/adam-200132. htm.


Q: The release of an egg from an ovary, is part of what cycle?

 Choices:

- life

- stomach

- fetal

- menstrual

A:
menstrual
