1. The two phases of the Industrial Revolution are dated as follows:
The first phase ran from 1760 to 1840, followed by a second phase ending in 1914. · The first phase lasted from 1760 to 1840, and the second from 1840 to 1914. · The second phase began in 1840 and continued through 1914.
Explanation
The first phase lasted from 1760 to 1840, and the second from 1840 to 1914. The alternatives change the second phase’s end date or the first phase’s start date.