Answer:
Both tests test the endurance and strength of muscle, but they evaluate muscles in different areas of the body. The curl-up test is used for the abdominal muscles while the arm hangs test, as is said in its name, test the arm muscles.
Explanation:
Answer is A. (to prevent people from accessing your personal data)
The organelle within a cell that functions as its brain, regulating its production of protein.
The answer should be, Identity.