请选择ABCD7e7J;\3B-m+x9u0r*~'m5t:s.} He is David Green. His last name is _______ .0c.w3c'n4`3x5Y5J
A. David0c.w3c'n4`3x5Y5J
B. Green0c.w3c'n4`3x5Y5J
C. Mr David0c.w3c'n4`3x5Y5J
D. Miss Green0c.w3c'n4`3x5Y5J