Quiz: How do you print the value of the $PWD shell variable in #Linux or #Unix? Choose one answer only.
awk 'BEGIN {print ENVIRON["PWD"]}'
cat <<<"$PWD"
echo "$PWD"
printf "%s\n" "$PWD"
Poll ended at .
echo "PWD" | python3 -c 'import subprocess,sys; var = sys.stdin.read().strip(); print(subprocess.run(["awk", "BEGIN {print ENVIRON[\"" + var + "\"]}"], stdout=subprocess.PIPE).stdout.decode("UTF-8"))'