If you declared the major after July 1, 2018, you will be using the Major Version Fall 2018.
If you declared the major prior to July 1, 2018, you have been following these requirements:
NOTE: If you declared the major prior to July 1, 2018, you can choose between the two sets of requirements.
In Degree Navigator, there is a Drop Down Menu next to the box labeled "Version." Toggling between the versions will help you compare the new requirements to the old ones. You must complete one set of requirements or the other.