how did the frequent flooding of the two rivers pictured on the map affect agriculture in the region? A Farmers began experimenting with terracing their farmlands. B The rivers provided power sources for inventions like the waterwheel. C It caused farmers to create new ways of preparing the soil for planting. D It led to the development of irrigation systems to control the flow of water.

depends on what they need

"choosing is refusing" means individuals face an opportunity cost with each decision they make. economists state that every decision involves trade-offs. opportunity cost is the least desirable alternative given up as a result of a decision.

ne pare rău, dar când mi-am căutat întrebarea, doar avioanele au apărut .. deci, ar putea fi răspunsul, sau ar putea fi baloane cu aer cald, deoarece acestea pot conta și ca ambarcațiunile de aer, dar nu sunt complet sigur de asta. a fost doar o presupunere, sper că am ajutat, îmi pare rău dacă nu am făcut-o. de asemenea, folosesc traducerea google, pentru a traduce ceea ce spun în engleză, așa că îmi pare rău dacă gramatica sau chiar limba nu este corectă

we need an attachment to see what you are talking about.