
1) ovulation, fertilization, and implantation
2)development of an embryo and then a fetus
3) contractions of the uterus and dilation of the cervix
4)expulsion of the placenta and cutting the umbilical cord
5) birth of the baby.

Answer:
9
Explanation:
any number squared is multiplied by itself. even if the number is negative, you would be multiplying two negatives which is always a positive number. therefore, negative 3 squared, or negative 3 times negative 3, is a positive 9
I think it might be A. By helping them stay healthy enough to work
A phrase to describe a negative feedback loop could be: self-regulating (though I'm not sure the exact word you're looking for).