= 48:
¿Cómo dificultaron el transporte las cataratas en el río Nilo?
Las cataratas provocaron que partes del lecho del río se secaran.
Las cataratas contenían rocas y cantos rodados que hacían intransitable el río.
Las cataratas cambiaron el flujo direccional del agua.
O La poca profundidad de las cataratas y el torrente de agua hicieron que el río fuera intransitable.

roosevelt essentially took the opposite approach as hoover in taking on the great depression. herbert hoover thought that america and its economy could naturally recover from the depression in due course, so he adamantly restrained the federal government from intervening on behalf of the people affected. on the other hand, roosevelt dramatically increased employment by expanding the federal government and establishing agencies that would aid in relieving some of the country's worst problems.