A person who in debt and needs to pay the debt off as soon as possible.
Relative age is where you compare how old an object is versus others objects around the same time. It isn't the exact age.
Absolute age is the actual age of an object.
Answer:
The heart pumps blood throughout the body
The heart pulses oxygen and nutrient to the tissues
The heart moves carbon dioxide and wastes from the blood
5: The brain sends serotonin to the different parts of the body?
I tried my best...