You're saying this because she's black. White people sing Gospel music. Theres nothing different about Gospel and "Christian" music other than the race of the singers singing it.
I'm not saying she does Gospel because she's black. I'm saying she does Gospel because some of her music has been categorized as Gospel.
If you have a problem take it up with the music industry. Idgaf.
Once again, who cares? It doesn't matter what sold more globally cause no one outside the US is gonna remember any songs off the R&B classic DOAK. Stop this foolishness.