Arrange in hierarchical order by date the following inventions: I. - Census machine; Il. - Abacus; lll. - Slide rule; IV.- Difference engine.

Question 1 Report

Arrange in hierarchical order by date the following inventions:

I. - Census machine; Il. - Abacus; lll. - Slide rule; IV.- Difference engine.

I, lI, IlI and IV

I, Il, III and IV

I, II, IV and llI

I, IV, IlI and ll

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