BubbleSizes is an option to BubbleChart and related functions that specifies the range of sizes used for bubbles.
CharacterEncoding is an option for input and output functions which specifies what raw character encoding should be used.
ChartLayout is an option to charting functions which specifies the overall layout to use.
ControllerLinking is an option for Manipulate, Graphics3D, Plot3D, and related functions that specifies whether to allow interactive control by external controllers.
CornerNeighbors is an option for various array and image processing functions that specifies whether diagonally adjacent corners should be considered neighbors of particular ...
DataRange is an option for functions such as ListPlot and ListDensityPlot that specifies what range of actual coordinates the data should be assumed to occupy.
ExcludedForms is an option for FullSimplify which can be set to a list of patterns for expressions that should not be touched if they are encountered at intermediate steps in ...
Extract
(Built-in Mathematica Symbol) Extract[expr, list] extracts the part of expr at the position specified by list. Extract[expr, {list_1, list_2, ...}] extracts a list of parts of expr. Extract[expr, list, h] ...
FieldSize is an option for InputField, PopupMenu, and related functions that specifies the size of the field allowed for input or contents.
GroupActionBase is an option to specify a base for a group.