4. The Native American groups living in North America around 1492 A. Varied according to the environments in which they lived B. All lived in the same type of homes C. All developed advanced farming techniques D. None of the above hel pl

Which of the following was not an important contribution made by the lewis and clark expedition? a. they made detailed descriptions of the terrain of the louisiana territory. b. they fostered relationships with native american tribes. c. they advanced the u.s. fur trade with european buyers. d. they secured the u.s. border of the oregon territory by negotiating a treaty with england.