Which of the Following Observations Would Support the Solar Nebula

Multiple Choice

Which of the following observations would support the solar nebula theory over the passing star hypothesis?

A) proving that most of the solar like stars near the sun also have planets orbiting them.
B) proving that none of the stars near the sun has planets orbiting them
C) finding a planet located beyond the orbit of Pluto
D) finding a meteorite whose age proved to be greater than 4.6 billion years
E) proving that Mercury has the same uncompressed density as Earth