It is A I think the insect lived first and so it is under because it is under a different layer so if they were around at the same time and the fish was just under water it would be in the same layer of rock but because it is different rock it was not around at the same time
The 4th one down, then the 2nd, then the 1st.
So that would make:
Carbon from carbon dioxide is used to make G3P, a three-carbon molecule.
The molecule G3P is combined with nitrogen to make amino acids.
The plant assembles synthesized amino acids into proteins.
:)
The answer is B because A goes with T, C goes with G and G goes with C
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