What two rivers separate the nile river in egypt

 the White Nile and the Blue Nile.

Explanation: The White Nile, which is the more extended of the two, starts at Lake Victoria in Tanzania and streams north until it arrives at Khartoum, Sudan, where it merges with the Blue Nile. The Blue Nile starts close to Lake Tana in Ethiopia

early settlements on the subcontinent. both the indus and the ganges rivers carried rich silt from the mountains to the plains. when the rivers flooded, the silt spread over the plains and made the soil in the river valleys fertile for farming.

a: social security and social programs