5. A student used the low-power objective of a compound light microscope and observed a single-celled organism as shown in the diagram to the right. Single-celled organism When he switched to high power, the organism was no Microscope field of view longer visible. The most likely happened because switching to high power made the a. Field too bright to see the organism c. Area of the slide being viewed smaller b. Image too small to be seen d. Fine-adjustment knob no longer functional o