Concept: Chemical symbols are one- or two-letter abbreviations for chemical elements. Many symbols are derived from the element's English name, but some come from their Latin or Greek names.
Step 1: Recall the symbol for Silver
The chemical symbol for silver is Ag.
This symbol is derived from its Latin name, argentum.
Step 2: Analyze the options and identify other elements
(1) Ag: This is the chemical symbol for Silver (from Latin: argentum). Correct.
(2) Au: This is the chemical symbol for Gold (from Latin: aurum).
(3) Al: This is the chemical symbol for Aluminium (or Aluminum).
(4) Ar: This is the chemical symbol for Argon, a noble gas.
Therefore, the symbol for silver is Ag.