Which U.S. President invented a wheel cipher system?

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Source:

  • Choice "A": Franklin Pierce % of users selected this choice.
  • Choice "B": Andrew Jackson % of users selected this choice.
  • Choice "C": Thomas Jefferson % of users selected this choice.
  • Choice "D": John Tyler % of users selected this choice.
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Cleopatra was the last queen of Egypt, ruling from 51BC to 30BC. However, she was not Egyptian: she was of Greek origin, a descendant of Ptolemy I, one of Alexander the Great generals.
Image credit: Liam Truong.