Final answer:
The democratic reform that allowed people to cast their votes privately was known as the secret ballot.
Step-by-step explanation:
The democratic reform that allowed people to cast their votes privately was known as the secret ballot. Prior to the secret ballot, voting was done publicly, which meant that individuals could easily be intimidated or coerced into voting a certain way. The secret ballot enabled individuals to exercise their right to vote freely and without fear of reprisal.
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