Why is the narrator of "Tell-Tale Heart" claims that he is not mad. Why? in your own word

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.

Alittle later than his thisbe had, and he could see what surely were the tracks of a wild beast left clearly on deep dust. his face grew ashen. and when he had found the bloodstained shawl, he cried: "now this same night will see two lovers lose their lives: she was the one more worthy of long life: it's i who bear the guilt for this. which statement best describes how the order of events creates tension?

How do headings organize your information?