That's survival 101. If you lived near streams you were guaranteed water. Also near streams the soil was rich was a key factor of agriculture. This was a key factor of life. If you look in todays world, most of the world population is found near bodies of water. Hope I helped. :)
1. Parliamentary system
2. Parliamentary republic
3. Constitutional republic
4. Provisional government
They were mist likely following food sources.
is that Spanish or something I was really wondering if you could please translate that into English or I can't help you if you don't translate to English
Utilitarian(answer D) is the term used by marketers to describe a desire to achieve some functional or practical benefits. Utilitarian needs motivate some people which emphasize mainly in objective, tangible attributes of products. Utilitarianism holds that the most ethical choice is the one that will produce the greatest good for the greatest number