Two Competing Models of the Formation of Giant Gaseous Planets

Multiple Choice

Two competing models of the formation of giant gaseous planets suggest they form either from gas accreting onto a rocky core or from

A) fragmentation of the accretion disk surrounding the protostar.
B) the merger of two large planetesimals.
C) an eruption of material from the protostar.
D) materials condensing out of the solar wind.