The kidneys filter the blood to remove waste products, which they convert into urine. Urine is carried from each kidney, through a tube called a ureter to the bladder, where it is stored. The ureter and blood vessels enter and exit the kidney through the renal hilum.
To know if something is spoiled or molded. To make sure that it wont give you the stomach virus or food poisoning.
Answer:
A. Calf stretch
Explanation: ballistic stretches involve trying to force a part of the body beyond its range of motion.