<span>The most appropriate answer is d. Fishery collapse. Removing too many fishes from an area in a given season will impact reproduction rates. Removing healthy reproducing adults decreases the amount of hactchlings available to grow and replenish supplies for future seasons.</span>
The word Is, is not a noun phrase.
Yes, it is easier to concentrate, you learn better, you don't have to worry about social problems.
Had to look for the missing details of this question and here is my answer.
This is actually an excerpt that was taken from "<span>The Grapes of Wrath", and the one that best describes the tone of this passage is that it is SYMPATHETIC. Hope this answers your question.</span>