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Arrange In Hierarchical Order By Date The Following Inventions: - Erudites Academy

Arrange in hierarchical order by date the following inventions:

by | Jan 21 | Computer Studies WAEC | 0 comments

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

A. I, lI, IlI and IV
B. I, Il, III and IV
C. I, II, IV and llI
D. I, IV, IlI and l

Correct Answer:

Option A – I, lI, IlI and IV

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