DNA. DNA holds the instructions for how the cell should work.
You didn't list any options but some of the things mosses and ferns have in common are:
they do not produces seeds
they don't produce flowers
they produce asexually be releasing spores,
A is correct is the answer
.-. from what I can see, no :/. but then again I cant see the model for the dog if there isnt. But based of this, the Skeleton structure isnt within a same group class, but the Dolphin and Dog do share a similar inside, such as similar Lungs, Immune system, both require air to breath (despite the dolphins ability to live in water)
Answer:
he might be rinning the marithon and may not have been in shape
Explanation: