Which of the following is the correct order of events in a homeostasis response?"

A)Stimulus --> Control Center --> Receptor

B)Receptor --> Stimulus --> Control Center

C)Control Center --> Stimulus --> Response

D)Stimulus --> Receptor --> Control Center

Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?