Which of the Following Lists the Ingredients of the Solar

Which of the following lists the ingredients of the solar nebula from highest to lowest percentage of mass of the nebula?

A) hydrogen compounds (H2O, CH4, NH3) , rocks, metals, light gases (H, He)
B) hydrogen compounds (H2O, CH4, NH3) , light gases (H, He) , rocks, metals
C) light gases (H, He) , hydrogen compounds (H2O, CH4, NH3) , rocks, metals
D) light gases (H, He) , hydrogen compounds (H2O, CH4, NH3) , metals, rocks
E) hydrogen compounds (H2O, CH4, NH3) , light gases (H, He) , metals, rocks