Answer :
The answer is the second option: James Watt played an important role in the Industrial Revolution by developing a process to making steams enginces a reliable power source. James Watts was a Scotish mechanical engineer and inventor famous by his improvements of steam engines. Today we know from him because the power unit - Watt, was named after him, in recognition of his tremendous contributions to the technology..In 1765 he created a new model of steam engine incorporating a separate condensign chamber for the steam.