Answer:
A they have increased dramatically
Explanation:
As the time progresses it was relatively stable until about 1800, and then the atmospheric CO2 increased dramatically
The answer is A therefore it is true
Amino acids are the building blocks of proteins.
Low cancer rates correlate with high vegetable intakes and high grain intakes.
which is option d <span />
Elm because it’s not set at a specific angle on my opinion, it doesn’t have a yellow spine, and the edges look more sawtooth than wavy. i’m so sorry if this is incorrect.