As before, suppose the disk file foobar.txt consists of the six ASCII characters foobar. Then what is the output of the following program?

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 #include "csapp.h" int main() { 16 17 } int fd; char c; fd = Open ("foobar.txt", O_RDONLY, 0); if (Fork () SS 0) { Read (fd, &c, 1); exit(0); } Wait (NULL); Read (fd, &c, 1); printf("c %c\n", c); exit(0); =