Which of the Following Findings Support the Memory Consolidation Theory

Which of the following findings support the memory consolidation theory of REM sleep?

A) Deprivation of REM sleep results in poor learning in rats.
B) Active phases of brain development are associated with low levels of REM sleep.
C) Slow-wave sleep deprivation results in poor learning in rats.
D) Training in a complex maze reduces time spent in REM sleep.
E) REM sleep time is increased in retarded children relative to normal children.