What type of device can be used to view the movement of living microorganisms
a. light microscope
b. electric electron microscope
c. transmission electric microscope
d. telescope

Prior knowledge can be gained from personal experience and a) forming well-developed hypotheses. b) listening to opinions of other people on a topic. c) researching previous experiments and results on a topic. eliminate d) no other methods. it can only be gained by personal experience.