Suppose the Sun Were Suddenly to Shrink in Size but That

Multiple Choice

Suppose the Sun were suddenly to shrink in size but that its mass remained the same. According to the law of conservation of angular momentum, what would happen?

A) The Sun's rate of rotation would slow.
B) The Sun's angular size in our sky would stay the same.
C) The Sun would rotate faster than it does now.
D) This could never happen, because it is impossible for an object to shrink in size without an outside torque.