What Role Do the Observed Irregularities in Our Solar System

Multiple Choice

What role do the observed irregularities in our solar system play in developing models ofplanetary formation?

A) They are irrelevant to models of planetary formation.
B) They help confirm models that lead to random encounters.
C) They help reject models that allow for moons to have retrograde orbits.
D) They help reject models that allow for hot Jupiters.
E) They indicate that the condensation model is the only possible explanation of how solarsystems form.