Final answer:
The thesis of the text is that street artists like Banksy use their artwork to provoke thought and engage with social issues, employing art as an act of rebellion against societal norms.
Step-by-step explanation:
The statement that best summarizes the thesis of the text is that street artists like Banksy use their art as a form of rebellion and social commentary, challenging viewers to think about the world in new ways and to question societal values. Banksy's art, particularly the self-destructing piece 'Girl With Balloon', is highlighted as an act against the commodification of art and a statement on the nature of value and protest in art. The text touches upon themes of activism, the role of art in society, and the influence of public response on the meaning and value of art.