(URGENT PLEASE PLEASE PLEASE!!) What objective and subjective observations did Lewis & Clark make about the physical characteristics of Native Americans?

The Lewis and Clark Expedition from August 31, 1803, to September 25, 1806, also known as the Corps of Discovery Expedition, was the United States expedition to cross the newly acquired western portion of the country after the Louisiana Purchase.The Corps of Discovery was a select group of U.S. Army and civilian volunteers under the command of Captain Meriwether Lewis and his close friend .

Explanation:

There are a lot of traits that can hint to American Indian ancestry.  When I was little, a lot of people that I looked oriental.  I had almondish- shaped eyes, and extremely dark hair and extremely dark eyes.  I was shocked to find out all of the traits that run in my family to indicate Native American ancestry.  Keep in mind, this is based on medical study and not stereotypical American Indian traits.  

(d) rivers.

explanation:

civilizations developed around rivers because their waters provided places to hunt and fish. also, as the rivers flooded, the lands around them became fertile. this allowed them to support farming. this is especially true of the nile river, which flooded the same time each year.

the democratic and republican parties

explanation: