The first top one is right
Adenine, thymine, guanine, and cytosine
Answer:
The presence of other acids in our juice causes our calculated concentration of citric acid to be falsely high.
Explanation:
The presence of other acids in our juice causes our calculated concentration of citric acid to be falsely high and we would have to account for the other acids in this case.
I believe it’s the study of agriculture (c)