Economists use gross national product (GNP) to measure economic output within a nation, regardless of ownership.
the output of foreign-owned businesses within a nation.
the output of a nation’s citizens, regardless of where they are.
any business activity taking place outside a country.

economic output within a nation, regardless of ownership.

Explanation:

Economists use gross national product (GNP) to measure  economic output within a nation, regardless of ownership.

the answer is a. since they were a huge producer of cotton and wanted the most money for it.

d. hip hop

it was originated in the 70s while the harlem renaissance occured in the 1920s