49. When are people less likely to lie?
A) When they are worm out and stressed.
B) When they are under watchful eyes.
C) When they think in a rational way.
D) When they have a clear conscience.
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50. What does the author say will happen when a liar does not get punished?
A) They may feel justified.
B) They will tell bigger lies.
C) They will become complacent.
D) They may mix lies and truths.
51. What does "The Big One" refer to?
A) A gigantic geological fault.
B) A large-scale exercise to prepare for disasters.
C) A massive natural catastrophe.
D) A huge tsunami on the California coast.
52. What is the purpose of the Cascadia Rising drill?
A) To prepare people for a major earthquake and tsunami.
B) To increase residents' awareness of imminent disasters.
C) To teach people how to adapt to post-disaster life.
D) To cope with the aftermath of a possible earthquake.
53. What happens in case of a megathrust earthquake according to the passage?
A) Two plates merge into one.
B) A variety of forces converge.
C) Boundaries blur between plates.
D) Enormous stress is released.
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