What are the 3 stages of memory?? Do all these stages have to take place?? Do they need to take place in order?? Can something be retrieved if th

Respond to the following in a minimum of 175 words: 

What are the 3 stages of memory? 

• Do all these stages have to take place? 
• Do they need to take place in order? 
• Can something be retrieved if there was an error in the encoding process? Why or why not? 
• Provide an example of either encoding or retrieval failure.