Telophase can be described as the phase in which there are complete haploid set of chromosomes. The chromosomes have two sister chromatids. A cleavage furrow is formed from the centre of the cell which divides the cell into two parts. Telophase is the final stage of the process of division of a cell.
Cytokinesis can be described as a process by which the cytoplasm between the two new daughter cells separate.
I think your answer is A. Chemical energy is converted to light energy. I am not 100% sure but i did study this and seems as if this is the only one that makes sense. Hope this helps! If not, sorry :/