Which line of the following author reading segment would causes issues? 1: bookArr[i].authors = calloc(bookArr[i].numAuthors, sizeof(author_t)); 2: for (j=0; j < bookArr[i].numAuthors; j++) { 3: 4: 5: 6: 7: } bookArr[i].authors[j] = calloc(1, sizeof(author_t)); scanf("%s", bookArr[i].authors[j].name); scanf("%d", &bookArr[i].authors [j].birth Year); scanf("%d", &bookArr[i].authors[j].publishings);