1) Select all of the following statements that true:

Question options:

a)	Executing the cd command with no option/argument does nothing.
b)	Commands entered separately - each on its own line - work the same way as commands separated by semi-colons, ';' characters.
c)	The a option is passed to the ls command to tell ls to output information about all files in the current directory including files that are hidden by default. The loption is passed to the ls command to tell ls to output extra information (a "long" listing) about files in the current directory.
d)	The pwd command outputs ("prints") the current working directory.
e)	The commands, cd; pwd; ls -la, are executed from left to right. The pwd command does not run until the cd command has finished running. The ls -la command does not run until the pwd command has finished running.
f)	Executing "cd ~" without the quotes produces a different result than executing cd with no option/argument.