What cles do you have to take in high school to get into LSU (louisiana state university)?

i'm a freshman in high school andmy freshman seminar teacher was telling us that most colleges dont let u in unless u took certain cles in high and 4 an example she said LSU and told us a story about how some of her friends took easy cles in high school then planned on going 2 LSU but they wouldnt let them in cuz they didnt take certain cles!!! so if any1 knows the cles u should take in high school then would u plz answer my questions??!! best answer gets 10 points and best answer spot!!!