How does Carlos Francisco Jackson emphasize certain details in this photograph by re-creating it in color?

Carlos Francisco Jackson, Breaking the Fast, 1968, 2012, screenprint on paper, Smithsonian American Art Museum, Gift of Drs. Harriett and Ricardo Romo, 2019.50.2

Photo by John Kouns, Courtesy of the Tom & Ethel Bradley Center at California State University, Northridge