What does " egypt is, so to speak, the gift of the nile." mean

Ancient Egypt was incredibly lucky, but it used that luck masterfully.

It was Herodotus who said:

“Egypt is the gift of the Nile",

Every year in Egypt, the Nile overflows and creates a rich valley of black soil that is abundantly fertile. This fertility was central to Egyptian civilization.

the best and most correct answer among the choices provided by the question is the second choice "less supportive to the war of 1812"

the war of 1812 was a military conflict that lasted from june 1812 to february 1815, fought between the united states of america and the united kingdom, its north american colonies, and its native american allies.

i hope my answer has come to your . god bless and have a nice day ahead!