From Split-Brain Research, What Have We Learned About Stress Management

From split-brain research, what have we learned about stress management?

A) Right-brain thinking styles are closely associated with relaxation.
B) Left-brain thinking is closely associated with perceptions of stress.
C) The right brain is alert during the dream state to resolve problems.
D) Left-brain thinking is closely associated with perceptions of stress and The right brain is alert during the dream state to resolve problems.