Which statement describes the dependent variable?
it is the causal variable.
it is the controlled variable.
it is the stimulus variable.
it is the measured variable.

We usually use the independent variable and manipulate it and change its levels to see how the levels of the measurable (dependent) variable change.

ccp would be the answer : )

explanation:

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