Which of the following sentences uses capitalization CORRECTLY? (1 point)

I just read O. Henry's short story “The gift of the Magi.”
I just read O. Henry's short Story “The gift of the Magi.”
I just read O. Henry's short story “The Gift of the Magi.”
I just read O. Henry's short story “The Gift Of the Magi."

I just read O. Henry's short story “The Gift of the Magi.”