Answer:
The technique used in the sample appears to be the use of a quote in the introduction and a restatement of the main idea of the introduction in the conclusion. By starting with a quote from an outside source, the writer is able to draw the reader in and set the tone for the rest of the essay. Then, in the conclusion, the writer summarizes the main points made in the introduction and offers a broader perspective on the importance of heroism. This technique is often used to bookend an essay or article, creating a sense of cohesion and completeness.
Step-by-step explanation: