Asked by Human

Connections unit 1 lesson 7 semester B unit test
8. Which four elements are commonly found in living things?

A) Hydrogen, Oxygen, Helium, Carbon
B) Oxygen, Nitrogen, sulfur, Carbon
C)Sulfur, Carbon, Helium, Oxygen
D) Carbon, Hydrogen, Oxygen, Nitrogen*

Help me pls!

Answers

Answered by DrBob222
I agree with your choice although a case could be made for B. But D is a better choice than B because C is much more common than S.
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