Answer:
B
Explanation:
"Behavior is shaped by natural selection. Many behaviors directly increase an organism's fitness, that is, they help it survive and reproduce."
C.The behavior of an organism is influenced by both its heredity and its environment.
That looks like Pseudostratified Columnar. Could be wrong but I'm 95% certain.
Hope this helps
A. first class lever
the fulcrum is in the middle of the effort and the load.
age
