According to the passage, skepticism becomes problematic when it does which of the following
A. (A) It becomes overly demanding by criticizing the possible justifications for a prediction about the future.
B. (B) It requires too much by suggesting that thinkers not rely on an infinite regress of justification.
C. (C) It suggests, despite certain epistemological arguments that we abandon the dream of conclusive justification.
D. (D) It argues that the truth is to be had through a lucky guess, rather than through reason and deduction.
E. (E) It suggests that we adopt a universal suspension of belief, rather than being selective in our incredulity.
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It can be inferred from the passage that during yearly equinoxes, jet streams tend to
A. (A) move at velocities slower than those at which they move the summer but faster than those at which they move in the winter
B. (B) move from toward the east from the west in accordance with the deflection process caused by the Coriolis force
C. (C) move at velocities faster than those at which they move the summer but slower than those at which they move in the winter
D. (D) move at velocities equal to those of other planets that have similar polar temperature gradients
E. (E) move at velocities equal to that of the centrifugal motion that causes the deflection of the jetstream’s direction
S2. James Fenimore Cooper believed that Americans were ______.