One result is that the ovaries would be unable to produce oocytes (eggs) for fertilization hence the woman would be unable to conceive. Another is that the woman would have an abnormal menstrual cycle due to abnormalities in the production of estrogen and progesterone by the ovary.
Earthquakes it occur because of they occur when their used tectonic plates it shifted to suddenly. Hope it helped you, and have a great day.
-Charlie
A and D seem like the best answers
x or y because both can cause it