Which Piece of Evidence Did Darwin Observe During His 5-Year

Multiple Choice

Which piece of evidence did Darwin observe during his 5-year journey aboard the HMS Beagle?

A) A South American species of finch is most likely the ancestor of the Galápagos Island finches.
B) Species do not change over time.
C) The environment can change the phenotype of an organism and this is heritable.
D) All species share the same basic genetic blueprint.
E) The earth is approximately 4.6 billion years old.