Write a command that will do all of the following; Read the lines from a file Use a single regular expression to find all lines where; Someone tried to access a file starting with a period $($example $".$htaccess"$)$ OR Someone attempted to open one of; $"$php$.$ini" or $"$wp$.$conf" OR Someone tried to retrieve a parent directory $($example $".."$ somewhere in the URL$)$ Output a list of IP addresses without duplicates access.log