Final answer:
The correct option that is not a recent technological change in the workplace is the introduction of the steam engine, a development from the late 18th to early 19th centuries.
Answer is option c. the introduction of the steam engine.
Step-by-step explanation:
The question 'Which of the following is not a recent technological change in the workplace?' has a clear correct option which is the introduction of the steam engine.
While the invention of the semiconductor, the use of computers, and automation are all relatively recent developments that have significantly changed the modern workplace, the steam engine was introduced during the Industrial Revolution, which took place from the late 18th to early 19th centuries. This makes it a historical, rather than a recent, technological advancement.