When You Go Outside,it Is Common to Hear a Variety

Multiple Choice

When you go outside,it is common to hear a variety of bird songs.These songs vary among bird species as well as bird flocks.Interestingly,some bird species that are highly unrelated have very similar song qualities.What can you conclude from this phenomenon?

A) The bird songs are homologous traits.
B) The bird songs have achieved speciation after coming from allopatric species.
C) The bird songs are analogous traits.
D) The bird songs have different molecular DNA.