it can be seen on a cladogram that modern birds and reptiles share a common ancestor. select the piece of…

it can be seen on a cladogram that modern birds and reptiles share a common ancestor. select the piece of evidence that best supports this idea.\nreptiles are also related to mammals.\nbirds have evolved into many groups.\nfeathers are a derived characteristic that first evolved in reptiles.\nbirds have the derived characteristic of being warm - blooded, like mammals.
Answer
Brief Explanations:
A derived characteristic evolving first in reptiles and present in birds shows a connection. Option 1 is about reptiles - mammals relation, option 2 is about bird evolution groups, option 4 is about bird - mammal similarity. Only option 3 links birds and reptiles via a derived trait.
Answer:
C. Feathers are a derived characteristic that first evolved in reptiles.