The diagram shows the development of three species over time.

Question

Which explanation can be constructed using this graph?

a
A new species can emerge from a pre-existing species.
b
A species evolves multiple times into one single new species.
c
An original species becomes extinct after a new species emerges.
d
All organisms emerge from different ancestors and evolve into new species.

Answer 1

a
A new species can emerge from a pre-existing species.