Aristotle Suggested That a Human's Memory Is Like a Message

Aristotle suggested that a human's memory is like a message carved into wax. What did he mean by this?

A) Memories are difficult to form, like trying to write on a wax tablet with a stick.
B) Memories can be surprising, like seeing messages carved into wax.
C) Like messages carved into a tablet, our memories endure for our entire lives.
D) Like messages on a heated wax tablet, our memories can blur or disappear.