GMAT Sentence Correction
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Source: OG
Level: 3
Seismologists studying the earthquake that struck northern California in October 1989 are still investigating some of its mysteries:the unexpected power of the seismic waves,the upward thrust that threw one man straight into the air, and the strange electromagnetic signals detected hours before the temblor.
- A the upward thrust that threw one man straight into the air, and the strange electromagnetic signals detected hours before the temblor
- B the upward thrust that threw one man straight into the air, and strange electromagnetic signals were detected hours before the temblor
- C the upward thrust threw one man straight into the air, and hours before the temblor strange electromagnetic signals were detected
- D one man was thrown straight into the air by the upward thrust, and hours before the temblor strange electromagnetic signals were detected
- E one man who was thrown straight into the air by the upward thrust, and strange electromagnetic signals that were detected hours before the temblor