Studies of Cortical Organization in Blind People Have Shown That

Studies of cortical organization in blind people have shown that compared to sighted people,

A) blind people show increased activity in the occipital cortex when idly sweeping their fingers over rough surfaces and when given tactile discrimination tasks.
B) blind people show increased activity in the occipital cortex when given tactile discrimination tasks but not when idly sweeping their fingers over rough surfaces.
C) blind people show no difference in occipital cortex activity when idly sweeping their fingers over rough surfaces or when given tactile discrimination tasks.
D) blind people show no difference in occipital cortex activity when given tactile discrimination tasks and increased activity when idly sweeping their fingers over rough surfaces.

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