Final answer:
The first principle to deconstruct an argument is to examine the structure by identifying the conclusion and premises.
Step-by-step explanation:
The first principle to determine how to deconstruct an argument is to examine the structure. Identifying the conclusion and premises and understanding their relationship is crucial in analyzing an argument. Once the structure is clear, then you can move on to evaluating the logic and truth of the premises, assessing the evidence, and identifying any logical fallacies.