To test a shell script called myscript, the environment variable FOOBAR must be removed temporarily. How can this be done?
A. unset -v FOOBAR
B. set -a FOOBAR=""
C. env -u FOOBAR myscript
D. env -i FOOBAR myscript
To test a shell script called myscript, the environment variable FOOBAR must be removed temporarily. How can this be done?
A. unset -v FOOBAR
B. set -a FOOBAR=""
C. env -u FOOBAR myscript
D. env -i FOOBAR myscript