How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only?

exams 102-400 102-400 exam 0 Comments

How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only?
A . unset -v FOOBAR;./myscript
B . set -a FOOBAR="";./myscript
C . env -u FOOBA
D . /myscript
E . env -i FOOBA
F . /myscript

Answer: C

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