Why does the author mention Davy Crocket in paragr...

Câu hỏi: Why does the author mention Davy Crocket in paragraph 1? 

A as an example of an artist using a famous person to gain attention to his work    

B because Crocket was also a famous artist

C as an example of the types of people who could afford to pay for their portrait to be painted

D because gallery owners often had famous people as patrons