Confused on Kelley math requirements

https://admissions.indiana.edu/apply/freshman/ap-exam-credit.html

Subject Score Department Course Credit Hours

Calculus AB 3 MATH-UN 100 3
Calculus AB 4 or 5 MATH-M 211 4

Note: UN indicates “undistributed” credit that will not be assigned to a specific course but will count toward your college degree.