In a text with a compare and contrast text structure, the author А explains something that happened and the reasons why. B tells about events in the order they happened. C explains how things are similar and different. D describes a problem and then explains how someone solved it.

they are direct opposites. they can both be corrupted. they are inseparable.

during my first experiment, a kind of enthusiastic frenzy had blinded me to the horror of my employment . . my eyes were shut to the horror of my proceedings (230).

apex

the statement that identifies the central idea of "the salem and other witch trail hunts" is d. while witch hunts may feel like a rare occurrence, mike kubic proves that such   incidents are not as uncommon as we originally thought.

the author is trying to show that witch hunts come in various forms and are produced by the fear of what isn't understood or it's different.