Kirti kept a metal spoon in a glass jar filled with pickle for a few days. She observed that there were holes in the spoon. What could be the possible reason for this?

• A. Oil present in pickle dissolves the metal.
• B. Oil present in pickle liberates a gas in which metal gets dissolved.
• C. Metal reacts with acid present in pickle to form salt hence, metal gets dissolved.
• D. The glass reacts with metal to give acid which dissolves the metal.