Which of the Following Statements About Organic Compounds Is FALSE

Which of the following statements about organic compounds is FALSE?

A) Organic compounds are only synthesized by living systems.
B) Organic compounds are carbon-containing compounds.
C) Organic compounds contain covalent bonds.
D) The carbon atoms in organic compounds may be arranged in chains or rings.
E) Structural subunits called functional groups are responsible for the chemical behavior of organic compounds.