b. cronkite, a trusted television personality, declared that the war was unwinnable and told the american people that the government had better find a way out
even though it went against everything the news anchors typically stood for, cronkite voiced an opinion and took a stance, telling the us that there was no way they were going to win, the war was going to end in a stalemate.
answer: "the beating heart symbolizes the narrator's conscience, or his sense of guilt and wrongdoing" so its b
"to look at him, or hear him describe it, he had no guilt. however, poe decided to symbolize this man's subconscious guilt through the heartbeat."