How Does a TEM Work

Multiple Choice

How does a TEM work?

A) Electrons are shot at atoms; if they collide with electrons in the atoms, a shadow is made.
B) A magnetic field moves electrons in a substance, leaving an impression.
C) Light rays are shot at the electrons, and a microscopic camera takes a photograph of the result.
D) Protons are shot at atoms; if they collide with electrons in the atoms, an shadow is made.