The photomicrograph displays cells in mitosis. Which statement explains what will happen next in cell X?
- AChromatin coils up tightly and the nuclear envelope breaks down.
- BChromosomes line up along the equator of the cell and attach to the spindle.
- CSister chromatids move towards opposite poles, pulled by the spindle fibres.
- DSpindle fibres break down and the cell prepares for cytokinesis.