Answer:
Contrast
Explanation:
Contrasting is finding the difference between two or more things.
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The allegory contains many forms of symbolism used to instruct the reader in the nature of perception. The cave represents superficial physical reality. It also represents ignorance, as those in the cave live accepting what they see at face value.
The valve has 3 pipe connection in a T formation. The centre leg of the T is the inlet and the short arms are outlets
A claim is the main argument. Evidence is the facts or research to support your claim. I hope you win your next argument! :D