Representative democracy (also indirect democracy, representative government or psephocracy) is a type of democracy founded on the principle of elected officials representing a group of people, as opposed to direct democracy.
Answer: Physiological needs
Explanation: Given that these are children who did not have breakfast before arriving at school and who have difficulty focusing on what Tanya is teaching until after lunch, this is about physiological needs. When students are finally able to eat and become capable of normal student activities, which is normal follow-up, it means that they have met the basic physiological needs required for normal functioning. These are not any self-actualisation or, for example, safety needs, all these other needs come only after the physiological needs have been met, and those needs include also sleep, for example.
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.