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Indicate the command to get the latest version of all packages in Debian packaging systems A. apt-update B. apt-upgrade C. apt-get upgrade D. apt-get update Indicate the command to remove the package g++in Debian packaging systems A. apt-remove g++ B. apt-get g++ remove C. apt-get remove g++ D. apt-remove get g++ Indicate the command that will show the shell and the environment variables A. set B. vars C. printenv D. show In a case statement, independent of case what pattern will match the letter x ? A. x) B. xX ) C. x ?) D. xX) In a case statement what pattern will match any file that end with ".py"? A. *py) B. -.py) C. py) D. ?.py)