Nominal Gross Domestic Product Is Defined as the Value of All

Nominal gross domestic product is defined as the value of all goods:

A) and services produced by an economy, within its borders, over a period of time, at base-year prices.
B) produced by an economy, within its borders, over a period of time, at current prices.
C) and services produced by an economy, within its borders, over a period of time, at current prices.
D) and services produced by an economy's citizens, regardless of where they live, over a period of time, at current prices.
E) and services produced by an economy's citizens, regardless of where they live, over a period of time, at base-year prices.