The statement which is true about Trout is as follows:
- They are more closely related to salamanders than they are to birds.
Thus, the correct option is A.
What is Cladogram?
A Cladogram may be defined as a type of family tree or classification tree which is based on evolutionary relationships. It is also known as a phylogenetic tree.
Trout and the salamander are positioned closer to one another on the cladogram while the bird is being far away. The presence of lungs is marked from the salamander, so trout do not have lungs.
Trouts evolved from Hagfish but not from salamanders and lizards. Trouts only have jaws but lungs, claws or nails, feathers, and mammary glands.
Therefore, the correct option for this question is A.
To learn more about Cladogram, refer to the link:
https://brainly.com/question/12275760
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