AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
(B) The offset press
The offset press, developed in the late nineteenth century, could print up to six colours at a time.
The passage clearly states: "In the late nineteenth century, the offset press was developed which could print up to six colours at a time." Students must not confuse this with the power-driven cylindrical press (which printed 8,000 sheets per hour) or the electrically operated press (which accelerated printing from the twentieth century).