<span> Adenine, Guanine, Thymine, and Cytosine :)</span>
The answer to that is False.
The answer your looking for should be flowering plants
I did this one at school and the answer was: produces water
The clade which is most likely to survive a series of catastrophic events over time is D. a clade with many distantly related and diverse species.
This is because this will ensure they survive given that they are so different, yet closely related.