Multiple choice

Directions: Which of the following options best restates the given sentence.

Some scientists think that a meteor impact, that occurred around 65 million years ago, may have caused the extinction of the dinosaurs.

  1. In the opinion of some scientists, the extinction of the dinosaurs could have been the result of the impact of a meteor which occurred roughly 65 million years ago.

  2. According to some scientists, the extinction of the dinosaurs was caused by a meteor that struck Earth 657 million or so years ago.

  3. Some scientists reckon that the impact of a meteor that struck Earth some 65 million years ago need not have caused the extinction of the dinosaurs.

  4. These scientists agree that the impact of a meteor over 65 million years ago must have caused the extinction of the dinosaurs.

  5. The extinction of the dinosaurs could only have been caused by a meteor impact that occurred some 65 million years ago.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

 The second option cites a wrong figure. The third option disagrees with the statement. Option 4 is defnite wheras the original statement states a possibility.

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