<span>A wiki is this type of site. The users can, anonymously or with a profile, add to or delete content already posted. This gives the community the ability to add to the overall knowledge base on a specific subject. The site tracks changes through IP addresses to make sure that changes are not done maliciously.</span>
Software piracy is the illegal copying, distribution, or use of software.
The answers true hope this helped :)
Amount of light per unit area