Hi guys I'm going to say happy early valentines Day to u and others and ur family and animals - N may all have a good eveing and a good night and sleep well - Thanks for comming (>-<)

thanks you but the answer is The purpose of using a cause and effect structure is to show why something happened.

The cause and effect text structure is usually used in persuasive and expository writing modes. In other words,  when an author provides reasons why something happened, he or she is providing an explanation about what caused an effect. Reasons constitute causes while the event that took place is the effect.

Explanation:

thank you that is the answer

answer: "the beating heart symbolizes the narrator's conscience, or his sense of guilt and wrongdoing" so its b

explanation:

"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."