Paragraph 12 A similar logic extends to the culture of downloads and streams. While streaming is unaffordable for many in Nigeria, the diaspora Nigerian is able to afford streaming. So, the poor state of Nigerian infrastructure actually promotes the evolution and propagation of Afrobeats.

The word "propagation" in paragraph 12 (quoted above) means __________ .

A. distribution
B. acceptance
C. advertisement
D. piracy