A: table and frame, adjustable overhead light, one mounted power strip.
B: table, Frame, adjustable overhead light, one mounted power strip, two wire grids, peg board, half shelf, full shelf, 5 bins, bin/spool holder.
C: Table and frame, adjustable overhead light and one mounted power strip, two wire grids, CPU housing, drawer, monitor arm, peg board, half shelf, full shelf, 5 bins, and bin/spool holder.