Answer:
Our bodies consist of a number of biological systems that carry out specific functions necessary for everyday living. The job of the circulatory system is to move blood, nutrients, oxygen, carbon dioxide, and hormones, around the body. It consists of the heart, blood, blood vessels,arteries and veins.
Explanation:
Answer:
look at google you idiot
Explanation:
google is on all devices and can help you find any answers without any apps.
The last one because the ones on top are the youngest and the ones on the bottom are the oldest so B would be younger than C