10. Parallelism is applied in ________.
A. Whether you will be led by this motive to actions which are useful, or to actions which are pernicious, depends upon the social system, and upon your capacities.
B. It is the rarest thing in the world to hear a rational discussion of vivisection.
C. We choose the jungle and must abide by our choice.
D. It is destructive in those who cannot resist excess in alcohol or gambling. It is destructive when it takes the form of mob violence. And above all it is destructive when it leads to war.
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