Final answer:
The example provided is an example of incidental learning, where Brenda acquired knowledge without actively trying to learn it.
Step-by-step explanation:
The example provided, where Brenda was not paying attention in class but still knew and understood the information during a pop quiz in the next class meeting, is an example of incidental learning. Incidental learning refers to the unintentional acquisition of knowledge or information without any deliberate effort. In this case, Brenda acquired the information without actively trying to learn it.