Which of the Following Is True of the Relationship Between

Which of the following is true of the relationship between naturalism and realism?

A) One came from one playwright's idea and the other one came from a director's.
B) Naturalism existed parallel to but independent of realism and sought to eliminate every vestige of dramatic convention.
C) Naturalism is a word applied to the success of the performance;realism refers to the dramatic style.
D) Naturalism refers to a historical period concerned with plant life,that followed the age of being concerned with humanity.