Fill the multiple blanks to make the following Shell script loop 10 times and echo the numbers from 0 to 9. note: -It means less than a=0 ! $a -It 10 do echo $a a=$(( a + 1)) done For a.txt file that has the following lines: Name: John Smith id: 2321 Fill in the blanks to complete the following program that will find the line contains the word Smith and save the line in b.txt >>> Smith a.txt b.txt the resulting b.txt must have one line, that is: Name: John Smith