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A.To show that mindless graffiti can provoke violence.B.To show that Londoners have a
A.To show that mindless graffiti can provoke violence.
B.To show that Londoners have a special liking for graffiti.
C.To show that graffiti, in some cases, can constitute a crime.
D.To show that graffiti can make the environment more colorful.
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