Which of the following is an example of simile? Sarah dances like a ballerina.
That smell was from expired milk? I thought there was a garbage can in our fridge.
A shooting star scratched fire across the atmosphere
My dad is always such a pig when he eats barbecue.

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.