C is the correct answer.
Platelets -> Clotting Factors -> Fibrinogen - > Fibrin
Answer:
The cardiovascular system helps maintain homeostasis by continually supplying the central nervous system--the brain and spinal cord--with oxygen and glucose. Brain cells start dying after just one minute without oxygen. The brain is the control center for all of the body's homeostatic processes.
Less people would buy and the economy's health would go down.
If the answer choices are consumer population, energy storage molecules, and resource population, consumer population should be the right answe