Which of These Is TRUE for a Chemolithoautotroph

Multiple Choice

Which of these is TRUE for a chemolithoautotroph?

A) inorganic molecules as energy sources and inorganic carbon as a carbon source.
B) organic molecules as electron sources and inorganic carbon as a carbon source.
C) organic molecules as energy sources and organic carbon as a carbon source.
D) inorganic molecules as electron sources and organic carbon as a carbon source.
E) inorganic molecules as energy sources and organic carbon as a carbon source.