Makris Et Al

Multiple Choice

Makris et al. found that the nature of an object presented before a high or low tone primed participants to use a precision or a power grip in responding to the tones, but only when binocular vision was used. Their explanation for this was that:

A) Two eyes are better than one
B) Monocular viewing is unnatural
C) Binocular viewing makes the 3D nature of the object clearer
D) Vergence makes focussing on the object more efficient