Name one of the three territories gained in the 1840's that make the united states a country that spanned from the atlantic to the pacific

social status of early civilizations was based primarily on economic power.- true ( first choice)

the answer is c     : )

explanation:

i don't have an explanation because i don't know, but i think the answer is c because i googled it and google is right : ) just kidding google isn't allways right but the answer is still c. i hope this !