Paragraph 10 Nigeria’s over 200 million-strong population comprises a middle class that ranks among the world’s most migrated. There are Nigerian populations in many parts of the world, owing to the country’s infrastructural challenges and high level of unemployment. Artists are not exempt from this exodus, although success can give them the means to return home.

The logical connector/discourse marker "although" in paragraph 10 (quoted above) is used to indicate _________ .

A. addition of information
B. cause and effect
C. contrast
D. order
E. comparison

C. contrast

The word "although" is used to show a contrast between the fact that artists may leave Nigeria due to infrastructural challenges and high unemployment, but if they are successful, they may be able to return home.