Final answer:
CRN stands for Course Registration Number, and it is a unique identifier used in course selection and enrollment.
Step-by-step explanation:
CRN stands for Course Registration Number. It is a unique identifier assigned to each course offered by an educational institution. It helps students and administrators manage course selection, enrollment, and scheduling.
For example, when a student wants to register for a specific class, they would need to provide the CRN of that course. This ensures that the student is enrolling in the correct class.
CRN plays a crucial role in streamlining the registration process and maintaining accurate records for both students and educational institutions.