DmitryFarber wrote:
I'm not quite sure what you mean about "being" or "higher" points, although it's true that the use of "being" doesn't work well in E.However, a simple problem with E is that it mismatches singular and plural: "consider their fellows to be a relative" and "struggles that limits."
I chose option D, but have a few doubts that need to be cleared. Here species is singular. So, a lack of genetic variation in the Argentine ant has allowed the species
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