Final answer:
The discrete data among the given options is the number of students attending class on a given day.
Step-by-step explanation:
The discrete data among the given options is the number of students attending class on a given day. Discrete data consists of separate, distinct values that can be counted. In this case, the number of students attending class would be a whole number count, such as 20 students, 50 students, etc.
Learn more about Discrete data and its examples