Parallelism is the use of similar grammatical forms to express ideas that are related or equal in importance. Identify the parallel structure used in this passage. What is the effect of this use of parallel structure on King’s argument? Lines 151-179

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.