All the finches charles darwin observed on the galapagos islands
a.behaved in the same way.
b.shared a common ancestor.
c.had the same shaped beaks.
d.sang the same kind of song. eliminate

Respuesta :

C) They had 2 different kinds of beaks, 1 kind was for foraging plants, the other for hunting insects.

It's B. Shared a common ancestor.