【多选题】Which of the following statements are the correct descriptions of the two hemispheres of cerebrum?
A.
Musicians process music in left hemisphere.
B.
High-level mathematicians, problem solvers and chess players actually have more right-brained activity.
C.
Trained musicians use more right-brain and novice musicians use more left.
D.
Beginners of problem solvers and chess players use more right brain.