Answer:The Lewis and Clark Expedition began in 1804, when President Thomas Jefferson tasked Meriwether Lewis with exploring lands west of the Mississippi River that comprised the Louisiana Purchase. Lewis chose William Clark as his co-leader for the mission.Nov 9, 2009
Explanation:
<span>- Hard to travel in the north due to Sahara desert. People had to follow the coastline to get past the deserts.
- Trade mainly along Nile and Niger rivers to transport goods</span>
The answer is true. a primary source is a quote or retelling by someone who was there, or an original document