An Electroencephalograph (EEG)is Recording Joseph's Brain Activity,and the Recording Is

Multiple Choice

An electroencephalograph (EEG) is recording Joseph's brain activity,and the recording is currently dominated by delta waves.Unexpectedly,there is a loud crash in the sleep lab.It is likely

A) the crash will wake Joseph from his relatively light sleep.
B) there will be a sleep spindle recorded on the EEG at the time of the crash.
C) the noise of the crash will be incorporated into the dream Joseph is currently experiencing.
D) there will be no change in the EEG, and Joseph's sleep will not be interrupted.