Read this passage from the article:

Kelly grew up in Ireland, helping with his uncle's well-digging business. He learned at a young age to track vibrations, noises, and smells from underground to determine where to dig for water. Eventually, he immigrated to New York.

The author's purpose for writing this passage was to __________.

highlight New York as a destination for immigrants looking for work
introduce the reader to different jobs available to workers in Ireland
introduce Kelly and tell how he grew to become an expert in his job
highlight the difficulties Kelly found while working underground

introduce Kelly and tell how he grew to become an expert in his job