The answer is (B. Medium) because it has to travel through the ear drum evenly without busting it. Hope this helped :)
Answer
The simplest and more efficient way to show the evolutionary relationship between a lion and a cat would be to use a tree of life
a black hole?? (if not then welp-)
Answer: A
Explanation: Yeast is a micro organism, its food is sugar, it takes in oxygen with sugar and releases co2 or carbon dioxide (which is respiration)