Answer the following question given this paragraph: 

If evolution can take a very long time, how can we visualize how it happens? Charles Darwin came up with the idea of an evolutionary tree to represent the relationships between different species and their common ancestors ( Figure below ). The base of the tree represents the ancient ancestors of all life. The separation into large branches shows where these original species evolved into new species.


Q: Who created the idea of an evolutionary tree to represent the relationships between different species and their common ancestors?

 Choices:

- Carl Sagan

- Scopes

- Isaac Newton

- charles darwin

A:
charles darwin
