Multiple Choice
Hollerith's machine was used to process the 1890 U.S.Census data and was able to complete the task in ____,instead of the decade it usually took to process the data by hand.
A) two and a half years
B) three and a half years
C) four and a half years
D) five and a half years
Correct Answer:

Verified
Correct Answer:
Verified
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