Which statements accurately define history?
choose all answers that are correct.
a. a documented narrative of change over time
b. the study of the human past
c. the study of human adaptation to the environment
d. the story of human activity before writing was developed

A. a documented narrative of change over time

B. the study of the human past

Explanation:

A documented narrative of changes

A. a documented account of happenings that took place over time long before we arrived into the present. History studies the mark we left since we first developed a written system, to pass knowledge into generations.

Historians have categorized History according to important changes that set periods apart, this is partially done through establishing turning points in History.

Lasting changes from tousands or centuries of years ago until our recent and contemporary History is all part of this field.

B. the study of the human past

By studyin the past , we can understand the present.

Historians will look at the reminiscences left from many years ago , often to find documents relating important events that ocurred as other people recorded them and were direct witness to them

The human past is constanly being revised , so many times new pieces of information and clues arise to gives us more light to our past.

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