Compact discs are affected neither by scratching and by dust.
Correct answer D. and
Tip: press A, B, C or D to answer, and N for the next question.
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See allWe are unsure whether she will qualify and not.
Correct answer D. and
Octopuses have not only large brains and also a well-developed nervous system.
Correct answer B. and
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They either happen at night nor they hit the earth in uninhabited areas.
Correct answer C. nor
The central core of the earth is made up of both very hot or dense material.
Correct answer C. or
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