Reason (R) : It classifies the audio-visual methods and materials on the basis of extent of learner's participation in teaching learning process.
Codes :
This question involves evaluating an Assertion (A) and a Reason (R) related to Edgar Dale's 'Cone of Experience'.
Assertion (A) states that Edgar Dale's 'Cone of Experience' is a tool for planning the use of audio-visual aids.
Conclusion: Assertion (A) is true.
Reason (R) states that the Cone classifies audio-visual methods and materials based on the extent of learner's participation.
Conclusion: Reason (R) is true.
The classification described in Reason (R) directly supports the utility of the Cone of Experience as a planning tool mentioned in Assertion (A). Understanding how different audio-visual aids correlate with learner participation helps in effective planning.
Final Conclusion: Both Assertion (A) and Reason (R) are true, and Reason (R) correctly explains Assertion (A).
'Cone of Experience' related to teaching-learning was suggested by: