Which detail in the excerpt supports the theme that memories should be cherished and kept alive?

Moritz is designing an advertisement to go with president barack obama's back-to-school remarks. how should moritz's ad be similar to the speech? it should be concise. it should be repetitive. it should be persuasive. it should be eye-catching.

What is the function of an economic system?

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.