whAt CAn wE know ABout thE BEAtlEs
A．thEy DiD not rEAlly lEAD to A rEvolution in thE history oF pop song.
B．thEy plAyED in smAll CluBs in thE BACk strEEts oF thE City.
C．thEy hAD othErs writtEn songs For thEm.
D．thEy DiD morE thAn just EntErtAin But Also to shoCk.