Answer:
nitrogen fixing bacteria
Explanation:
These bacteria made the nitrogen suitable for plant use.
Answer:
I don't know that anwser sorry
Answer:
B is the answer
Explanation:
B is the most un reasonable answer to do at the BEGINNING of the process. All of the other answers are things you do at the beginning or, before you start it. "Decide whether they have designed the best possible product" means you FINISHED it already, and we want what the engineers needs to do at the beginning. Common sense actually. Your welcome.
<em>A friendly dude that likes to help</em>
Ammonium acetate:
Formula C2H7NO<span>2</span>
