Which Statement Is False

Which statement is false?

A) All of the finches found in the Galápagos Islands originated from one species.
B) Different food sources created selection pressure,which caused the finch populations to diverge.
C) Speciation among the finch populations is due in part to low gene flow between islands.
D) The finches are reproductively isolated.
E) The 13 different species of finches flew to the Galápagos Islands and separated themselves in response to different food environments.