Which two statements are true about how PeopleCode on the SavePreChange and SavePostChange events is processed? (Choose two.)
A. When placed at the component record level, such PeopleCode triggers a Save when a row is changed
B. When placed at the component record level, such PeopleCode runs once per row when the user clicks Save
C. When placed at the component record level, such PeopleCode runs once when the user clicks Save
D. When placed at the component level, such PeopleCode triggers a Save when data on the page is changed
E. When placed at the component level, such PeopleCode runs once when the user clicks Save
F. When placed at the component level, such PeopleCode runs once per row when the user clicks Save