Which type(s)of EEG waves would you expect to be dominant in an awake person who is relaxing with eyes closed, and not concentrating on anything in particular?
A high degree of alertness is indicated in the EEG by
A)brain waves with a low frequency. B)brain waves with a high amplitude. C)brain waves with a medium amplitude and a medium frequency. D)brain waves with a high frequency. E)brain waves with a low amplitude.