The correct option is A James Watt
James Watt (1736-1819) invented a new steam engine. This invention converted the steam engine from a mere pump into a prime mover. He made the steam engine capable of providing energy to power machines in factories. After he created the Soho Foundry in Birmingham in 1775, the steam engines were produced in growing numbers. By the end of the eighteenth century, Watts steam engine was beginning to replace hydraulic power.