Gina Is a Talented Jazz Pianist, but Cannot Make a Living

Gina is a talented jazz pianist, but cannot make a living playing music.She works at a tax office full time and only plays for her friends at home.Is piano playing part of Gina's human capital?

A) Yes, because playing makes her happy.
B) No, because she does not use this skill in her paid work.
C) Yes, because she has spent years learning to play.
D) No, because even her friends do not appreciate her skill.