which famous cuban - american singer recorded songs with both kesha and chris brown? kanye west pitbull…

Brief Explanations:

Pitbull is a Cuban - American singer who has recorded songs with Kesha (e.g., "Die Young") and Chris Brown (e.g., "International Love"). Kanye West is not Cuban - American and not known for songs with both of them. Jennifer Lopez and Shakira also do not match the criteria.

Answer:

B. Pitbull