A Spinning Star Begins to Collapse Under Its Own Gravitational

Multiple Choice

A spinning star begins to collapse under its own gravitational pull. Which one of the following occurs as the star becomes smaller?

A) The star's angular velocity decreases.
B) The star's angular momentum remains constant.
C) The star's angular momentum increases.
D) The star's angular velocity remains constant.
E) Both the star's angular momentum and its angular velocity remain constant.