Choose the correctly matched pair about the events and their years:

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James Hargreaves invents the Spinning Jenny – 1764

James Watt patents the Steam Engine – 1771

Richard Arkwright creates the first cotton mill – 1781

Earliest factories started in England – 1790’s

answer is A.

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Detailed Solution

1)      James Hargreaves invented the Spinning Jenny in 1764, intending to accelerate the spinning process while decreasing labour requirements and time. By rotating a single wheel, labourers could spin multiple spindles simultaneously while using the Spinning Jenny technique.
2)      James Watt improved the steam engines in 1781 and patented the new machines.
3)      Richard Arkwright built the first cotton mill in 1767. Twisting, spinning, and rolling operations were all performed in one location.
4)      In England, factories first appeared in the 1730s.

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