45)Which of the Following Statements Best Describes How This Object

Multiple Choice

45) Which of the following statements best describes how this object may have formed?

A) A star ejected its outer envelope of gas and plasma.
B) A supernova exploded, probably from the late-stage evolution of a high-mass star.
C) Material accumulated into a sphere because of gravity, and it underwent nuclear fusion of hydrogen.
D) Interstellar gas and dust accumulated due to gravity. Some pockets had enough mass to cause star formation.