The correct answer is commuter marriage.
Commuter marriage refers to the type of marriage which exists between two people who don't live together. In the case above, the husband lives in another city due to work, whereas his wife and kids live in their old city. However, he still comes to visit them as much as he can, when he is not working.
Saw it as a place to get resources for their own industrial ambitions, compete for new markets for their goods and get many raw materials.
Answer:
a diagrammatic representation of an area of land or sea showing physical features, cities, roads, etc.
"a street map"