Nations used this theory to justify the practice of political, economic, and cultural colonialism

a. african
b. european
c. south asian

B. European nations used this theory to justify the practice 9f political,economic,and cultural colonialism

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

there is no photo, therefore i can not answer your question.