That's a hard one to answer but from all my reading it would seem there was one main reason. The Berbers were nomads so they never were able to be collectively together to form an army against invaders. Therefore, the Berbers were constantly being conquered by someone. Each time they had to learn new laws set out by the conquerors. When the Arabs came with their mighty army, they knew they couldn't fight so giving in was in an odd way a protection system of kinds.
Answer: <em>Expectations about personal space while riding an elevator.</em>
Explanation:
Folkways are generally referred to as the conventions or customs of daily life. They are known as a kind of social norm. Under the discipline of sociology, folkways are usually referred in context to mores since they tend to act as both kind of social norms, although they tend to vary in degree to which these are implemented and enforced. Folkways are referred to as casually implemented social expectations, whereas mores are referred as beliefs about behaviors which are strictly upheld.
<span>opportunity cost relate to your dilemma. should i work on economic course</span>
The northern European plain is vastly devoid of trees and the major vegetation is grass and farming crops. The geography has been largely transformed by humans so the most likely things to be found there are man-made.