In order for a memory to go into storage (i. e., long-term memory), it has to pass through three distinct stages: sensory memory, short-term memory, and memory.
a. encoded
b. long-term
c. sensory
d. visual

Long term memory

Explanation:

Long term memory is the final stage in the multi-storage model. This model was developed by Atkinson and Shiffrin. The capacity for long term memory is unlimited. It can store unlimited memory.  

It is of three types of memory:

The duration of long term memory can be a long lifetime or it may be for a short duration. Long term memory is the most important memory that includes other memory such as these three memories. This memory includes the skills memory, events related memory and facts, general knowledge related memory stored in long term memory. The memory process starts from sensory memory to short term memory and then long term memory.  

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