Find or build a house or other food that help to create living weapons, tools or help prevent disasters that may arise from the nature of human aggression or from human, and there are still other requirements from each other.
Help find or food production Help build a home or residence. Help build the tools or weapons Help prevent potential disasters from natural or human aggression together. And humans are also demanding much more from each other.
To find or produce food, to build houses or homes. Help build tools or weapons. Help prevent potential from nature or from the invasion of human being. And the men have other needs.