Which structure is indicated here?

At 1:00 a.m. Luis gets out of bed and begins to sleepwalk. An EEG of his brain activity is most likely to indicate the presence of:

a. alpha waves. b. sleep spindles. c. REM sleep. d. delta waves.

Which of the following is the correct order of steps in the scientific method?

a) generate ideas, test the hypothesis, draw conclusions, formulate a hypothesis, share the findings b) formulate a hypothesis, generate ideas, draw conclusions, test the hypothesis, share the findings c) formulate a hypothesis, draw conclusions, test the hypothesis, generate ideas, share the findings d) generate ideas, formulate a hypothesis, test the hypothesis, draw conclusions, share the findings