Answer :
Applying the principle of parsimony to the trait "ability to fly," From the two phylogenetic trees which is better,
D) Since the trees show different evolutionary relationships, you cannot determine which is more parsimonious out of two phylogenetic trees.
What is principle of parsimony?
According to the parsimony principle, scientists should select the simplest theory out of those that equally explain the evidence. So, choosing a hypothesis is influenced by many factors than just how well the data fit the theory. For instance, if you have a dog and you hear barking coming from within your home, it would be more logical to presume that it is your dog barking rather than that another dog has somehow crept inside. The idea of parsimony is helpful since it can direct your thinking and decision-making in a variety of situations.
Therefore,
The trees show different evolutionary relationships, you cannot determine which is more parsimonious.
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