What Is the Role of Irregularities in the Solar System

Multiple Choice

What is the role of irregularities in the solar system in terms of theories of its origin?

A) They are too minor to play a role; astronomers ignore them.
B) They introduce a need for flexibility in theories of the solar system's origin.
C) Theories of the solar system are entirely based on the many irregularities found among theplanets and moons.
D) The solar system has no irregularities; it is perfectly regular and orderly.
E) The solar system is chaotic, with irregularities the rule.