Your grocery store, bank, video rental store and favorite clothing store all use databases to keep track of customer, inventory, employee and accounting information. Databases allow for data to be stored quickly and easily and are used in many aspects of your daily life.
D. RAM
<span>Primary storage typically refers to random access memory (RAM), while secondary storage refers to the computer's internal hard drive. RAM,
commonly called "memory," is considered primary storage, since it
stores data that is directly accessible by the computer's CPU.</span>
It's example of feedback because you not interact with them.
For anyone reading this in the future, the correct answer is transmission. I just took the quiz