The Appearance That the Spindle and Sister Chromatids Are Inactive

Multiple Choice

The appearance that the spindle and sister chromatids are inactive at metaphase is misleading because

A) the sister chromatids are completing replication at numerous replicons.
B) the sister chromatids are signaling reformation of the nuclear envelope.
C) each sister chromatid is assembling a kinetochore.
D) each sister chromatid is being pulled toward its respective pole.
E) the sister chromatids are decondensing.