Which of the Following Is the Best Definition of "Empty

Multiple Choice

Which of the following is the best definition of "empty magnification"?

A) An image is magnified so much resolution and contrast are lost.
B) A specimen is so lacking in color it cannot be observed on a light microscope.
C) A magnified specimen is so small it cannot be resolved on a light microscope.
D) The background on the field is almost totally black.
E) A magnified image has lots of empty space around a small object.