. Her hair was full of soft, feathery snowflakes.
Since the definition of procedure is to do something in a certain order, the correct answer is '<span>Marco carefully read the directions before installing the software.'.
Hope this helped! Please comment or DM me if you have anymore questions or don't understand. :)
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What is the passage? or where is it?
It would be a character(s) who is against the main character, an opponent.