Read the paragraph.

even though my life is very busy, i spend as much time as i can with my family. i often ask my dad, who is an excellent athlete, to play soccer with me. i also enjoy taking walks, baking desserts, and playing cards with my mom. however, nothing is better than watching movies with my loyal, black cat, max.

which sentence contains a comma error?

a even though my life is very busy, i spend as much time as i can with my family.

b i often ask my dad, who is an excellent athlete, to play soccer with me.

c i also enjoy taking walks, baking desserts, and playing cards with my mom.

d however, nothing is better than watching movies with my loyal, black cat, max.