Peyton draws a cladogram using a cat, whale, praying mantis, and water boatman. She uses the diagram showing homologous and analogous structures to help her with her cladogram.

Which organisms does she draw on the same branch, showing a common ancestor?

a
praying mantis and whale
b
praying mantis and water boatman
c
whale and water boatman
d
praying mantis and cat