Solution:Concept- German silver is an alloy of copper, nickel, and zinc; lead and tin may sometimes occasionally be present. Although the term "silver" cannot currently be used to describe alloys that do not include the specific metal, they were initially given that moniker due to their silver-white hue.
German silver is widely used for items like dinnerware (often silver plated), naval fittings, and plumbing fixtures due to its hardness, toughness, and corrosion resistance.
It is also utilised in heating coils because of its high electrical resistance. German silver is an alloy of carbon, nickel and zinc. Silver(Ag) is not present in German silver.
Hence, the correct answer is option 2.