Which body of water is the Nile River’s primary reservoir?

Here is the question :

WHICH BODY OF WATER IS THE NILE RIVER’S PRIMARY RESERVOIR?

Here is the option for the question :

Mediterranean Sea
Lake Victoria
Red Sea
Lake Tanganyika

The Answer:

And, the answer for the the question is :

Lake Victoria

Explanation:

[STC0017326]. With a surface area of 26,600 square miles, Lake Victoria is the second-biggest freshwater lake in the world (after Lake Superior). It is also the largest lake in Africa. At Jinja, Uganda, it empties into the White Nile. Later, in Sudan, the White Nile merges with the Blue Nile to form the Nile River.