The correct answer is fuels of War.
There are seven fuels of War in total, and those are: revenge, power, ethnicity, beliefs, prestige, unity, and position. All of these can lead to many conflicts, and even wars if they are not suppressed and treated in time. They 'fuel' wars - meaning that they can elicit aggressive behaviors which may cause wars.
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.
It is D...its where water and maybe one tree is
Tricolor glazed pottery and purple clay pottery.
Answer:
lack knowledge of geographic al feature lack of manpower necessary to operate the work