Which of the following statements is correct?

  • A
    $(A)$ Becquerel,who discovered natural radioactivity,belongs to France.
  • B
    $(B)$ Marconi,who discovered wireless telegraphy,was an American.
  • C
    $(C)$ Newton was an American,who discovered the laws of motion.
  • D
    $(D)$ Einstein belongs to England,who simplified the laws of photoelectric effects.

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