I believe the correct answer is C. The other answers give outside information that doesn’t correlate with the promoted question.
Answer: Quartz clocks and quartz watches are timepieces that use an electronic oscillator regulated by a quartz crystal to keep time. This crystal oscillator creates a signal with very precise frequency, so that quartz clocks and watches are at least an order of magnitude more accurate than mechanical clocks.
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when 2nd graders ask what 8 x 6 is
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b.believes that travel is most enjoyable when it involves little advance planning
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