Given the following script:

while $[!$f $/$tmp$/$foo $]$; do

echo $$n $"."$

process$\_$data $>/$tmp$/$foo

done

Which of the following are true?

$($choose two$)$

process$\_$data will be called at most once

$/$tmp$/$foo will be removed if it exists

The screen will fill with dots.

If a file called $/$tmp$/$foo exists, process$\_$data won$$t be run

process$\_$data will never be run