You were looking at an organism that was microscopic, but too small to be magnified with a compound microscope. You also need the image to be of the outside surface of the organism. Of the microscopes below, which option is the best fit for the criteria you need to meet?

It's definitely not b or c, it's either a or d but i can't figure out which one sorey

Here is your answer:                                                                                                                                                                                                                                                   formula for volume: base*width*height=                                                                                                 5*2*10=100                                                                                   your answer is 100cm.