Carol Enjoyed Yarn Crafts, but There Were No Yarn Shops

Carol enjoyed yarn crafts, but there were no yarn shops in her small town. She reasoned that there were many others nearby who might appreciate being able to purchase yarns and supplies without a long drive. Within a year her shop was profitable and expanding into larger space. Which of the following statements best describes this situation?

A) Carol grew a business out of her personal experience.
B) Carol turned her hobby into a thriving business.
C) Carol accidentally stumbled upon a gold mine.
D) Carol used her work experience as a source of startup ideas.