Which closing sentences to a story best show a character reflecting on a larger meaning found in a conflict?

a. as a night person, i learned that i could never take a job working in a bakery because i would have to change in a way that is unacceptable to me.
b. i enjoyed getting up early in the morning and loved seeing the smiles i brought to the faces of those who enjoy bakery treats.
c. as an early bird who doesn't mind rising before dawn, i "got the worm" and found my true calling in life as a baker's apprentice.
d. i accepted a job in a bakery despite being a night owl and having to rise before dawn, but i learned that adaptability is often necessary to achieve one's goals.