5. Four students are looking at some rusty metals immersed in a liquid. Here are the statements they made. Joey: "The liquid has caused the rusting of metals. Josh: "The liquid is an acid." Elaine: "Rust surrounds the metal. Hazel: "The metal has been in the liquid for some time." Who gave an observation of what he/she saw? A. Joey B. Josh C. Elaine D. Hazel​