Answers:
Yes you can. AVG anti-spyware's free altered copy doesn't come beside actual time protection and automatic updates, but you can form it scan your computer and remove adjectives detected infections.
:)
Your query answered itself. Can you remove virus near the "Spyware" Edition. NO! - AVG have it's own Anit-Virus download that you would inevitability to do that. The Spyware Edition is similar to Ad-Aware or Spybot.. get rid of spies/ads.