Final answer:
The artist born to musician parents from Louisiana is Prince. His father was a jazz pianist and his mother was a singer, which influenced his music career.
Step-by-step explanation:
The artist with parents from Louisiana who were both musicians is Prince (b). Prince's father, John Lewis Nelson, was known as a jazz pianist and his mother, Mattie Shaw, was also a singer. Despite both being from Louisiana, they raised Prince in Minneapolis, Minnesota. This familial background in music undoubtedly influenced Prince's own musical career. His parents' artistic genes were certainly passed down as Prince became one of the most innovative and influential musicians of his time, blending elements of funk, soul, R&B, rock, and pop.