Asked by Pat

Joan put her hand out and in it was placed a pile of sand. Then tiny amounts of sand were added to her hand and when asked to tell when she noticed any change in the overall weight she demonstrated what as soon as she detected any change in the weight?

A. Difference threshold
B. Perception
C. Meditation
D. Sensory adaptation

I think it's D, but not sure
Answered by Reed
I agree.
Answered by Reed
For further reading:

http://www.google.com/search?sourceid=navclient&ie=UTF-8&rlz=1T4VRHB_enUS648US649&q=sensory+adaptation
Answered by PsyDAG
I disagree. A "change" would indicate a difference threshold.
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