Which of the following are examples of the application of ET to open and distance learning courses?(a) Modular instructional materials(b) Personal contact programs(c) Massive open online courses (MOOC)(d) Edusat-based interactions(e) Model lectures by an eminent scholar(f) Visits to archivesSelect your answer from the codes given below:

• A. (a), (c) and (d)
• B. (a), (b) and (c)
• C. (b), (c) and (e)
• D. (d), (e) and (f)