The frequency of the waves acquired when the person is in an alert and

1.	The frequency of the waves acquired when the person is in an alert and wakeful state is _______
A.	4 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 8 Hz
B.	8 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 13 Hz
C.	13 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 30 Hz
D.	> 30 Hz
Answer» D. > 30 Hz

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