Which of the following is the right declaration for fgets()

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Which of the following is the right declaration for fgets() inside the library?

1. int *fgets(char *line, FILE *fp);
2. char *fgets(char *line, FILE *fp);
3. int *fgets(char *line, int maxline, FILE *fp);
4. char *fgets(char *line, int maxline, FILE *fp);
5. None of these

Correct Option: D

char *fgets(char *line, int maxline, FILE *fp);