The Language of Chemistry — CHEMISTRY STD 9 — Question

A symbol is the short form which stands for the atom of a specific element or the abbreviations used for the names of elements.
It represents a specific element.
It represents one atom of an element.
A symbol represents how many atoms are present in its onegram(gm) atom.
It represents the number of times an atom is heavier than one atomic mass unit (amu) taken as a standard.