Suppose the disk file foobar.txt consists of the six ASCII characters foobar Then what is the output of the following program?1 #include "csapp.h"23 int main() 4 {5 int fd1, fd2;6 char c;78 fd1 = Open("foobar.txt", O_RDONLY, 0);9 fd2 = Open("foobar.txt", O_RDONLY, 0);10 Read(fd1, &c, 1);11 Read(fd2, &c, 1);12 printf("c = %c\n", c);13 exit(0);14 }

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