<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>
Search for it in the start menu. Once you find it, right click and press "Pin to taskbar."
Explanation:
I dont have Instagram....
Answer:
The Operating System allocates resources when a program need them. When the program terminates, the resources are de-allocated, and allocated to other programs that need them
