Not sure but my best guess is to go with B. It just makes the most sense.
The Gutenberg Bible was the first major book printed using mass-produced movable metal type in Europe.
Hope this helps!
Answer:
All Three Populations Would Decrease
Explanation:
Dead zones have little to no life in them, and besides the fact that this would mean the popoulations of all of them would just be down because of this, mullet will die out due to nothing to feed on, which will make drums and trout also die out, so all of the populations would go down.