Answer: C. compound light microscope
Step-by-step explanation:
Compound light microscope is the correct option this is because of the fact that the electron microscope is used to examine the samples that does not contain any living being. These are used to examine the trace elements present in the compounds.
A compound light microscope is a microscope which exhibit more than one lens and has it's own light. It can give a magnification of about 400X. It can be used to study living cells like that of microorganisms like bacteria and virus.