Which of the Following Statements About the Organization of Complex

Which of the following statements about the organization of complex multicellular organisms is FALSE?

A) Exterior cells are highly differentiated whereas interior cells are not differentiated.
B) Only some cells are in direct contact with the environment.
C) Interior cells cannot grow as fast as exterior cells without mechanisms to transfer nutrients between cells.
D) Exterior cells receive environmental signals directly, whereas interior cells receive environmental signals indirectly.
E) Signals transferred from exterior cells to interior cells can activate or repress gene expression in the interior cells.