The C library function . . . . . . . . breaks string s1 into a series of tokens using the delimiter s2.

A. char *strtok(char *s1,const char *s2);

B. char *strtok(char *s2,const char *s1);

C. char *strstr(char *s1,const char *s2);

D. char *strstr(char *s2,const char *s1);

Answer: Option A