29. Th ough it is possible that REM sleep and dreaming are not necessary in the adult, REM deprivation studies seem to suggest otherwise. Why would REM pressure increase with deprivation if the system is unimportant in the adult?

Each of the following passages contains a single argument. Using the letters “P”

and “C,” identify the premises and conclusion of each argument, writing premises fi rst and conclusion last. List the premises in the order in which they make the most sense (usually the order in which they occur), and write both premises and conclusion in the form of separate declarative sentences. Indicator words may be eliminated once premises and conclusion have been appropriately labeled. Th e exercises marked with a star are answered in the back of the book.