Raï originated in a. algeria, and is often sung in both french and spanish b. north africa, and the lyrics often criticize france c. algeria, and the lyrics mix both french and arabic

C. Algeria, and the lyrics mix both French and Arabic.
Raï s a form of folk music that originated in Oran, Algeria from Bedouin shepherds, mixed with Spanish, French, African and Arabic musical forms, which dates back to the 1930s. Raï is a music style that originated in Algeria in the 1930s.

Hi !

The answer is 
C Algeria , and the lyrics mix both French and Arabic

It does now, mix French and Arabic mainly since the 80's
Raï is quite popular in France.

But at the beginning, in the 20's  "Raï" was a popular Algerian music.
The after Algerian independence, it became more "pop" and in the "80's", kind of a "world music" as reggae
It has always been submit to censorship in Algeria because of the lyrics, the government even tryied to ban Raï without success...

Hope this will help !