单项选择题

下列程序的运行结果为() # include < iostream.h >
void print (double a)

cout << ++a;

void print (int a,int b)

cout << b << a;

void main( )

print (1.2);
cout <<" ";
print (3,4);

A.1.2 34
B.2.2 34
C.1.2 43
D.2.2 43