Which statement is NOT true about the events/conclusions from studies during themid-1800s surrounding the discovery of cells

A、 Cells came to be known as the smallest universal building block of living organisms.
B、 Scientists came to the conclusion that new cells can form spontaneously from the remnants of ruptured cells.
C、 Light microscopy was essential in demonstrating the commonalities between plant and animal tissues.
D、 New cells arise from the growth and division of previously existing cells.