I believe it’s rotation :)
For safety measures, if not, then tilted axis
Answer:
since there is a war. They have insufficient for themselves
Explanation:
as they trade they won't be able to conserve for their own family and also if they trade they will get money but will lose life of their families
Traditional
In a traditional society the past is thought of as a best guide for the present. the traditional society stresses a great deal of importance into its patterned ways of doing things, and on its heroes and heroines and ultimitily is never readier to accept new knowlidge.