According to Einstein's E=mc² and the "Field View of Reality

Multiple Choice

According to Einstein's E=mc² and the "field view of reality,"

A) an atom's mass arises from the energy of its own fields.
B) atoms are entirely empty space-- containing only fields.
C) Both of the above.
D) atoms are mostly empty space, and consist of very tiny indestructible material particles that are attached to the atom by means of electromagnetic and other fields.
E) chocolate ice cream vanishes whenever you don't look at it.