Which statement best expresses the central idea of the excerpt? 0 James Jay was a spy for the Americans and had knowledge of chemistry. © James Jay's invisible ink system allowed Washington to write secret messages. James Jay believed secret messages that became visible because of heat were pot secure James Jay's system required two chemicals for writing and reading Invisible ink messages.

How can you paraphrase this, this is about golden age fallacies. these are all rational people who know that older is not necessarily better, but many are taken in by this fallacy and seem no longer able to reason with any degree of reliability

How does the author introduces his idea of fish depletion in the first few pages of world without fish?

Read the following passage: he roamed from chamber to chamber with hurried, unequal, and objectless step. the pallor of his countenance had assumed, if possible, a more ghastly hue— but the luminousness of his eye had utterly gone out. the once occasional huskiness of his tone was heard no more; and a tremulous quaver, as if of extreme terror, habitually characterized his utterance. there were times, indeed, when i thought his unceasingly agitated mind was laboring with some oppressive secret, to divulge which he struggled for the necessary courage. which of the above ideas might be considered foreshadowing? he is wandering all over the chamber his skin tone is really pale his voice is quivering the narrator thinks he is laboring with an oppressive secret