单项选择题

下列程序运行结果为()
#include< stdio.h>main ( ){ char str[ ]="SSWLIA" , c; int k; for (k=2;(c=str[k])!= '\0';k++) { switch (c) { case 'I': ++k; break ; default : putchar(c) ; continue ; case 'L': putchar(c); } putchar('*'); }}

A.W*A
B.WL*
C.WL*A
D.WLA