Question

When is the percentage of sleep with dreaming is highest in a normal 11pm to 7am sleep period?

Question 7 options: (not C)

A)	Just before waking up

B)	Late afternoon naps

C)	Just after going to sleep

D)	Day dreaming

What would be most likely to disrupt the biological clock?

Question 3 options: (not C)

A)	Watching an adventure movie

B)	A five hour flight to South America.

C)	A car trip to California

D)	A five hour flight to Europe