单项选择题

下列程序的输出结果为______。 main ( ) { unsigned int a=65535; int b=-2; printf ( "\na=%d, %u;b=%d, %u,, a, a,b,b); }

A.-1,65535;-2,65534
B.65535,65535;-2,65534
C.65535,65535;65534,65534
D.-1,65535;65534,65534