Bookmarks is an option for Manipulate and related functions that gives a list of bookmark settings.
BoxBaselineShift is an option for AdjustmentBox that specifies how much the baseline of the box should be shifted relative to those of neighboring characters.
BoxStyle is an option for three-dimensional graphics functions that specifies how the bounding box should be rendered.
ButtonFunction is an option for the low-level function ButtonBox that specifies the function to execute when the button is active and is clicked.
ByteOrdering is an option for BinaryRead, BinaryWrite, and related functions that specifies what ordering of bytes should be assumed for your computer system.
CellAutoOverwrite is an option for Cell which specifies whether an output cell should be overwritten by new output when the preceding input cell is evaluated.
CellBaseline is an option for Cell which specifies where the baseline of the cell should be assumed to be when it appears inside another cell.
CellBracketOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies settings for cell brackets.
CellEvaluationFunction is an option to Cell which gives a function to be applied to every expression from the cell that is sent to the kernel for ordinary evaluation.
CellGrouping is a notebook option that specifies how cells in the notebook should be assembled into groups.