What is the central idea of the passage? A. A nation cannot expect peace by making preparations for war. B. A state of peace will always lead to a state of war. C. War is essential for the advancement of human society. D. War is beneficial only to arms and weapons manufacturers. E. Mankind is driven by its primal nature to engage in conflicts.

compare & contrast informative essay/speech

when speaking or writing for the sole purpose of providing information in order to give audience members a good basis for making a decision, you would present an informative speech or essay.   because you wouldn’t want to be persuading the audience by arguing for one type of exercise over the other, you wouldn’t choose a persuasive/argumentative technique.   to fairly, and without bias, present information about the pros and cons of each type exercise, a compare/contrast, informative speech/essay would be the best bet.

tending to cause harm

i think the literacy device is "it's frozen head"