Answer- B. 5 Liters
How many liters of blood does an adult heart pump every minute of every day? 
A. 2 
B. 5 
C. 10 
D. 15
Step-by-step explanation:
I did the assignment and B. 5 Liters is the correct answer!! I found the answer in lesson 4.01 Cardiovascular Health. 
Good Luck!