The answer is B. Peritoneal
The heart is part of the cardiovascular system. This system acts as a “railway”, and delivers blood and oxygen to the rest of the body.
Answer:
A census is the procedure of systematically calculating, acquiring and recording information about the members of a given population.
Answer:
1/8
Explanation: I'm pretty sure it just keeps decreasing because, its goes 1/2, 1/4 then 1/8 and so on.