The higher a country's gross domestic product (GDP), the more likely it is that the country

i believe it is either a or b, but i really think it's B is developed, if not, then it just has to be a, i think

I believe the answer is: Is Developed

A country would be would be considered to be 'developed' if it has more advanced infrastructure compared to other non-industrialized country. Higher Gross Domestic Product usually indicate that the economy is supported by more advanced technology that sustain mass production.