Read the excerpt from "Roald Amundsen." In 1903, Amundsen achieved personal fame when he was the first to successfully navigate the Northwest Passage. This treacherous ice-bound route ran between the northern Canadian mainland and Canadian Arctic Archipelago. Which text feature would best support the details in the excerpt? an illustration of Canada a photograph of Amundsen a map showing the Northwest Passage a chart of all of Amundsen’s accomplishments in 1903

How does this excerpt develop the central idea that espionage during the civil war was often carried out by untrained citizens? it enhances the reader’s understanding by explaining why training was unnecessary. it changes the reader’s perception of what information a spy was able to obtain. it explains an ordinary person’s motivation for conducting espionage against the enemy. it adds moral complexity to espionage, due to the use of secret and dangerous methods.