PLEASE HELP!!!! WILL GIVE BRAINLIEST
What is the most common number of pairs of ribs among humans?
7 true ribs, 3 false ribs, 2 floating ribs
12 true ribs and 5 floating ribs
7 true ribs, 5 false ribs, 3 floating ribs
12 true ribs, 5 false ribs, 2 floating ribs