单项选择题

程序: 
class  TestApp{ 
public static void main(String[] args){  
for(int i=0;i<10;i++){ 
if(i==3)                   
break;  
System.out.print(i); 
}     
} 
} 
程序运行后的输出是哪项?() 

A. 0123
B. 012
C. 0123456789
D. 012456789