Which of the following is a type of on-the-job training?

A) assessment centers
B) role playing
C) interactive video training
D) internships
E) programmed instruction

Internships are a type of on-the-job training where students or recent graduates work in a specific field to gain practical experience under the guidance of experienced professionals. The other options listed are also types of training, but not specifically on-the-job training. Assessment centers and role playing are often used in hiring and development processes, interactive video training is a type of technology-based training, and programmed instruction involves self-paced learning modules.