Feudalism helped protect communities from the violence and warfare that broke out after the fall of Rome and the collapse of strong central government in Western Europe. Feudalism secured Western Europe's society and kept out powerful invaders. Feudalism helped restore trade. Lords repaired bridges and roads.
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I would also say that D. to obtain identification cues and other information is the correct answer here.
When dogs investigate other dogs' feces and urine, they do that for the same reason why we might browse through a person's Facebook profile - they want to see what kind of a dog was there and to gather data on the canines who live in or pass through that area.
Answer:
pretty sure the answer is D
Back-Country is settled land. It also could be backwater. Back-Country is an area that is remote, and difficult to access. VERY isolated.