Maria and Julian Martinez pottery-making demonstration benefited the Pueblo community because they were handed sales proceeds from their signed works.
Maria and her husband, Julian Martinez, chose to work with pottery because since she was a child, Maria has demonstrated a gift for working with clay.
The two of them show pottery-making at expositions that benefitted the Pueblo community because Maria began to sign their works and profited from them.
This benefited the Pueblo community because the work of other artists in Pueblo community was signed by Maria and she handed them the proceeds from the sales of the works of art.
Learn more about Maria and Julian Martinez here: https://brainly.com/question/12662806.