49 whiptail \    50 --title "$1" \    51 --separate-output  \    52 --checklist  "Choose: " 20 78 15 \    53 "$2" "" on  \    54 "$3" "" off \    55 "$4" "" off    56 2>results   prints selection in "" here , '
if I select all three options they all print here in one line
all in ""  

49 whiptail \    50 --title "$1" \    51 --separate-output  \ line removed !!!!    52 --checklist  "Choose: " 20 78 15 \    53 "$2" "" on  \    54 "$3" "" off \    55 "$4" "" off    56 2>results   
if i remove line 51 
no more prints here !!!

Option 3
TRACE whiptail_DEBUG_BASE   @ line 41
Passed parameter #1 is DEBUG USB 
Passed parameter #2 is lsusb
Passed parameter #3 is test parameter ! 
Passed parameter #4 is test parameter 2 
TOK  @ line 46
You chose lsusb 
Invalid entry 
Invalid entry 
Press [Enter] key to continue...^C

echo "Passed parameter #1 is $1"
  43  echo "Passed parameter #2 is $2"
  44  echo "Passed parameter #3 is $3"
  45  echo "Passed parameter #4 is $4"
  46  echo "TOK  @ line $LINENO"
  47 whiptail \
  48 --separate-output \
  49 --title "Test" \
  50 --checklist  "Choose:" 20 78 15 \
  51 "$2" "" on \
  52 "$3" "" off \
  53 "$3" "" off 2>results
  54 while read choice
  55 do
  56         case $choice in
  57                 $2) echo "You chose $2 "
  58                 ;;
  59                 $3) echo "You chose $3 "
  60                 ;;
  61                 $4) echo "You chose $4"
  62                 ;;
  63                 *)  echo "Invalid entry "
  64                 ;;
  65         esac
  66 done < results
  67 pause 
  68 }