Which best describes traditional classification? 0 It is based on shared characteristics.
O It is based on evolutionary relationships.
It is called phylogenetic classification.
It is called cladistics.

i am going to guess that it is co2.

can you give me more to work here with plzs and you

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

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