若有以下程序 #include<stdio.h> typedef struct stu char name[10],gender; int score; STU; void f(STU a,STU b) b=a; printf( %s,%c,%d, ,b.name,b.gender,b.score); main() STU a= Zhao ,’m’,290,b= Qian ,’f’,350; f(a,b); printf( %s,%c,%d n ,b.name,b.gender,b.score; 则程序的输出结果是______。
A.Zhao,m,290,Qian,f,350
B.Zhao,m,290,Zhao,m,290
C.Qian,f,350,Qian,f,350
D.Zhao,m,290,Zhao,f,350