Which detail helps support the central idea of
both Section 2 and Section 3?
Section 2: While dreaming,
many changes take place in
a person's body and brain.
Section 3: People may dream
to improve long-term memory
and process new information.
Breathing becomes quick and shallow during the
REM stage of sleep.
Brain waves are very active while people are
dreaming
A study measured people's ability to complete a
3D maze.
There are some people who say that they
never dream.