John Kay invented the spinning jenny, which increased the production of thread.
The correct option is B.
<h3>What is spinning jenny?</h3>
The spinning jenny is a multi-spindle spinning frame invented by John Kay.
It was one of the great inventions that started the Industrial Revolution in England's textile industry.
This machine was used to spin thread and wool.
It was developed in 1767.
Thus, the correct option is B, John Kay.
Learn more about spinning jenny, here:
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