1.

The topic 'Depletion of Petroleum and Coal' was taught to sec-A of a class by using multimedia capsule while the other sec-B was taught through diagrams drawn on the green board. It was found later that students of sec-A understood the topic to a better extent. This could be due to the reason that  (CTET Jan 2012)

A. green board is not a good visual aid
B. multiple approach is closer to everyday life situations
C. use of multimedia aids is comparatively more economical
D. audio-visual aids engage all the senses for better retention
Answer» E.


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