In order of age, how are computer components arranged from oldest to newest?

The correct answer outlines the historical progression of computer technology accurately by arranging components in chronological order of their development. Vacuum tubes were the earliest technology used in electronic computers during the mid-20th century. They were later replaced by transistors, which provided a more efficient and reliable method for processing electronic signals.

Next in the timeline are integrated circuits, which allowed for multiple transistors to be embedded on a single chip, vastly improving the performance and scalability of computers. Following that, microprocessors emerged, integrating all the functions of a computer's central processing unit onto a single chip and significantly miniaturizing computers.

Lastly, personal computers became widespread in the late 20th century, utilizing all these prior advancements to become the user-friendly devices we know today. This ordering reflects the evolution of technology, highlighting how each component paved the way for subsequent innovations.