Question: Using the command prompt - Show help for (A) - Switch to superuser - Go to directory (B) using auto-completion - Go to the current

Using the command prompt - Show help for (A) - Switch to superuser - Go to directory (B) using auto-completion - Go to the current user's home directory - List all environment variables - Show environment variable (C) - Set variable with name (D) and assign value (E) - Show environment variable (D) - List all environment variables - Delete variable (D) - Show command history - set variable (D) using history - Show variable (D) - Switch back to regular user - Show variable (D)
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