What continent includes the countries with the lowest gdp (gross domestic product)?

The correct answer is the continent of Africa.

The continent of Africa includes the countries with the lowest Gross Domestic Product (GDP).

The GDP is the value in money of all the services and goods produced by a country in a specified time, commonly in a year.

In Africa, there are poor countries with the lowest Gross Domestic Product such as South Sudan, Burundi, Malawi, Central African Republic, Mozambique, Nigeria, Madagascar, Democratic Republic of Congo, and Sierra Leona.  

i think it's b or c hope this

which sentences ? that question is incomplete