The organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles . Thus, option "4" is correct.
<h3>What are Evolution and phylogenetic trees?</h3>
Evolution refers to the natural process of descendence with modification, which is mainly due to natural selection.
Evolution leads to speciation, thereby species are related and they show evolutionary relationships.
A phylogenetic tree is a diagram that represents evolutionary relationships between species that share a common ancestor.
In conclusion, the organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles.
Thus, option "4" is correct.
Learn more about phylogenetic trees here:
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