What was significant about the us acquisition of louisiana territory

In the mid-1800s, native americans who had lived in the westtraded their manufactured goods with settlers.were able to resist diseases carried by settlers.offered their services as guides to settlers.prevented settlers from moving onto their territory.

Which distinctive feature of the notre dame cathedral allowed it to accommodate its large stained glass windows? a. its barrel vaults b. its flying buttresses c. its quadrant arches d.its square bays

How do i do this? true or false? : elephants have the same dna as humans and bananas alike.