The three phylogenetic trees shown here all contain the same members and all have a common ancestor, but are divided up in three different ways. Which tree has members circled that are of more than one evolutionary line and does not include the most recent common ancestor of the included lineages? What type of group is this? 
A. Tree 2; polyphyletic.
B. Tree 1; monophyletic.
C. Tree 3; polyphyletic.
D. Tree 2; paraphyletic.
E. Tree 3; monophyletic.
Answer: C
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