Dr. Wiley asks students to look at real-world problems related to political science, instead of reading and studying textbooks and note cards with definitions. This is because Dr. Wiley is familiar with the research on memory and understands that:

With memory we can remember and understand things in a better way or recall an event more better.

Explanation:

Dr Wiley with the research of memory understand that we can remember an event in a better view through memory, which we can connect with the brain then with knowledge, we recall things that we have forgotten, because its more visual and realistic than reading of textbooks that might seem fictional.

Memory connected to real life world experience is remembered  better because these type of knowledge it  is stored in the part of the brain where memory is easily recalled.

the answer is:

c. economic output