Which idea did Tecumseh and his brother the Prophet support before 1820?*

organization of American Indians into a separate state
assimilation of American Indians into U.S. society.
unificaiton of American Indians in resistance to the U.S. government
relocation of American Indians west of the Mississippi River

Acopper wire of length l and radius b is attached to another copper wire of length l and radius 2b, forming one long wire of length 2l. this long wire is attached to a battery, and a current is flowing through it. relative to the electric field within the wire of radius b, the magnitude of the electric field within the wire of radius 2b is