D, B, A, C is the order I would put it in
Generally, a travelogue provides a place to preserve memories, provide a purpose for travel, and offer a connection with local communities. The main purposes of a travelogue though are to inform readers about a place, landscape or culture. A travelogue is a truthful account of an individual's experiences traveling, usually written in the past tense and in the first person.
It's meant to inform and explain.
The school cafeteria food is to expensive? Or maybe not good?
