Question

Techniques such as EEG are particularly well suited to studies of attention. However, one difficulty in using these techniques is that
a. one must also use a structural neuroimaging technique to isolate the source of attentional activation to a specific brain structure.
b. one must also use a functional neuroimaging technique to isolate the source of attentional activation to a specific brain structure.
c. EEG is an expensive and extremely invasive neuroimaging technique.
d. electrical signals in the brain are not affected by the use of focused attention.

Answer

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