Answer:
it was a gateway to the larger west in 1861
The answers are:
Meriwether Lewis, William Clark and Sacagawea
Answer:
option 2: material created after the period of time in an event occurred
Explanation:
first we need to know what primary source is
a primary source may be someone or something with a direct knowledge of the event or situation.this is the most reliable sourceof information about an event or situation obtained directely from the event
secondary source is obtained from the primary source hence being obtained after the period of time an event occured.it is information derived from the primary source
Leepu & Pitbull join Hicham kaif in Katrina Kaif