View the cladogram at right: The organisms shown are shark, frog, lizard, duck, housecat, and human. Which of the following statements about the cladogram is TRUE?
Select one:
The human is the most evolutionarily advanced organism shown on this tree.
The shark, frog, and lizard all make up a single clade because they are all cold-blooded.
The lizard is more distantly related to humans than the shark.
The lizard, duck, cat, and human all share a single common ancestor.
The presence of a tail is a derived trait for all species in this tree.