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

people only remember things related to current events.

memory we can connect to knowledge we already have is recalled better.

this information will stay in sensory memory longer.

the first items learned are more easily remembered.

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 memory we can connect to knowledge we already have is recalled better. It is one of the methods to improve the memorizing skills. Recall of memory is the process in which mind retrieve the information from the past. So if you pay attention to what's happening around you in the world then it will helps you in gaining knowledge but also it will remains in your mind. However mind does not remember always the information written in your books  and note cards. The real life experiances are usually unforgettable.

the answer is b, encourage free trade