Answer:
A. resulting from the activity of living organisms, as fermentation.
Explanation:
Biogenic means produced by living organisms.
Hope this helps. :)
Answer:
umm i think i may actually be b
Explanation:
A pause can be used to give emphasis to a certain point. The pauses can also be used to single out a certain sentence and those sentences are what later get quoted in newspaper articles or people what people use to refer to the speech in question.
