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प्रश्न
The first experiment to measure the span of attention (apprehension) was designed by ______
विकल्प
Coren and Porac in 1979
Coren and Girgus in 1978
Jevons in 1871
Watkins in 1973
MCQ
रिक्त स्थान भरें
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उत्तर
The first experiment to measure the span of attention (apprehension) was designed by Jevons in 1871.
shaalaa.com
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