In this excerpt from the poem "Old Ironsides" by Oliver Wendell Holmes, what is the meaning of the word tread?

During the industrial age, what was one important way businesses told consumers about new products? through phonographs through telephones through telegraphs through catalogues

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were a 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.

Edgar allan poe's annabel lee should be considered rather then a literal