DependentVariables is an option which specifies the list of all objects that should be considered as dependent variables in equations that have been supplied.
FontProperties -> {opt_1 -> val_1, opt_2 -> val_2} specifies font properties.
FractionBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies settings for FractionBox objects within the cell.
FrontEndToken["cmd"] is an object which represents a front end command token, typically corresponding to a front end menu item, to be executed by FrontEndExecute. ...
HelpBrowserSettings -> {opt_1 -> val_1, opt_2 -> val_2, ...} is a global option that specifies settings for the legacy Help Browser.
ImageTrim[image , {{x_1, y_1}, {x_2, y_2}, ...}] gives the subimage of image spanned by the specified points.ImageTrim[image, {{x_1, y_1}, {x_2, y_2}, ...}, r] adds a margin ...
KernelObject[n, name, ...] represents a kernel available for parallel computing.
LinebreakAdjustments is an option for selections that sets parameters used for calculating where automatic line breaks should be inserted.
LinkCreate["name"] creates a MathLink link with the specified name for another program to connect to. LinkCreate[] creates a MathLink link and picks an unused name for the ...
PrivateEvaluationOptions -> {opt_1 -> val_1, opt_2 -> val_2} is an option for selections that specifies settings for evaluation-related suboptions.