Suppose you are out of town and have to access one of your password-protected accounts. You look up the number on your password list, but by the time you are ready to access the account, you have forgotten that password. This best illustrates the limited capacity of memory.

Short-term memory

Explanation:

Suppose you are out of town and have to access one of your password protected accounts. You look up the number on your password list, but by the time you are ready to access the account, you have forgotten that password. This best illustrates the limited capacity of Short-term memory. Short-term memory is the information that a person is currently thinking about or is aware of and caused you to look up the number on your password list, but by the time you are ready to access the account, you have forgotten that password.

answer; collective security;

a would be the answer