The following is current scientific evidence supporting the nebular theory on the formation of the solar system.
A.the composition of the inner and outer planets, current observations of star formation, and the motion of the solar system
B.current observations of star formation and the path of comets
C.current observations of the structure and motion of the solar system and the nebular galaxy
D.the composition of the inner and outer planets and the amount of hydrogen and helium found in space