part a\nthe four most common elements in living organisms are\no c, h, o, n\no c, h, o, na\no c, n, o, na\no…

part a\nthe four most common elements in living organisms are\no c, h, o, n\no c, h, o, na\no c, n, o, na\no c, h, o, fe
Answer
Brief Explanations:
Carbon (C), hydrogen (H), oxygen (O), and nitrogen (N) are the most abundant elements in living organisms. They are key components of organic molecules like carbohydrates, proteins, lipids, and nucleic - acids.
Answer:
C, H, O, N