which option is the correct answer for c language coding?

Consider the following program which reads integers from a text file: 1 #include 2 3 int main(void) int x, n; 5 6 7 FILE *2; z=fopen("myfile.txt", "-"); do { fscanf(z, "%d", &n); 8 9 10 11 12 13 14 15 16 17 18 19 20 } printf("We read in %d ", n); } while (* !- EOF); return; The program requires an if statement to check that the file has opened correctly. Which line should this statement be inserted at? A. Line 8 B. Line 10 C. Line 12 D. Line 14