Answer:
With their large mandibles and hard shiny bodies, stag beetles look like majestic warriors dressed in armor. Like a samurai, the stag beetle also likes to fight. Their large mandibles, equipped with sharp teeth, are their weapons
Explanation:
Answer: B. I got it right on my test :)
In my opinion mixed layers would be the best choice
It's all dependent on the amount of oxygen your lungs take in and deliver to the heart