Contemporary Christian music (CCM) has several subgenres, one being "<answer>Christian AC</answer>". Radio & Records, for instance, lists <answer>Christian AC</answer> among its format charts. There has been crossover to mainstream and hot AC formats by many of the core artists of the <answer>Christian AC</answer> genre, notably Amy Grant, Michael W. Smith, Kathy Troccoli, Steven Curtis Chapman, Plumb, and more recently, MercyMe.
What genre of music is performed by MercyMe?
Christian AC