Which of the below movements are representative of the transformative power of ideas throughout history? Select all that apply.

A、TheoutlawingofslaveryintheBritishEmpire.
B、ThestruggleagainstEuropeancolonialrule,ledbyMahatmaGandhi.
C、ThehumanrightsmovementsupportedbyEleanorRoosevelt
D、ThecivilrightsmovementledbyMartinLutherKing,Jr.