PLEASE HELP!! (earth science)

What element does susan b. anthony include in this passage to strengthen her argument?

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion