- A Zacharias Janssen
- B Mary Spaeth
- C William Meriam Burton
- D Thaddeus Fairbanks
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Answer:
A
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Zacharias Janssen Invented Microscope .
Zacharias Janssen ( also Zacharias Jansen or Sacharias Jansen; 1585 – pre-1632) was a Dutch spectacle-maker who lived most of his life in Middelburg. He is associated with the invention of the first optical telescope and/or the first truly compound microscope, but these claims (made 20 years after his death) may be fabrications put forward by his son.
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