3. Lewis and Clark needed help to explore the new, uncharted territory. What evidence from the passage supports this statement?
A. "But to do so, the explorers needed to deal with Native American tribes they did not
know and whose language they did not speak."
B. "To complete the job, Lewis and Clark relied on the language and negotiation skills of
a Native American woman."
C. "Lewis and Clark and their Corps of Discovery were charged with finding a route from
the east through this enormous and uncharted new terrain all the way west to the Pacific
Ocean."
D. "They needed to pass over treacherous mountains and rivers that were unfamiliar to
them."