Options can be specified in order to influence the behavior of packages and classes, e.g. allowing for features or disabling others.
Options can be specified in order to influence the behavior of packages and classes, e.g. allowing for features or disabling others.
\usepackage[svgnames]{xcolor}
or
\documentclass[twoside,titlepage]{article}
Usually, they are specified in [], separated with commas. Packages dealing with option handling for packages and classes are keyval, xkeyval, l3keys2e and kvoptions.